20199059980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:501

約数の個数: 288

約数和(自身を含む): 52166983680

約数和(自身を除く): 31967923700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 31, 37, 38, 44, 55, 62, 74, 76, 95, 110, 121, 124, 148, 155, 185, 190, 209, 220, 242, 310, 341, 370, 380, 383, 407, 418, 484, 589, 605, 620, 682, 703, 740, 766, 814, 836, 1045, 1147, 1178, 1210, 1364, 1406, 1532, 1628, 1705, 1915, 2035, 2090, 2294, 2299, 2356, 2420, 2812, 2945, 3410, 3515, 3751, 3830, 4070, 4180, 4213, 4477, 4588, 4598, 5735, 5890, 6479, 6820, 7030, 7277, 7502, 7660, 7733, 8140, 8426, 8954, 9196, 11470, 11495, 11780, 11873, 12617, 12958, 14060, 14171, 14554, 15004, 15466, 16852, 17908, 18755, 21065, 21793, 22385, 22940, 22990, 23746, 25234, 25916, 28342, 29108, 30932, 32395, 36385, 37510, 38665, 42130, 43586, 44770, 45980, 46343, 47492, 50468, 56684, 59365, 63085, 64790, 70855, 71269, 72770, 75020, 77330, 80047, 84260, 85063, 87172, 89540, 92686, 108965, 118730, 126170, 129580, 130603, 138787, 141710, 142538, 145540, 154660, 155881, 160094, 170126, 185372, 217930, 225587, 231715, 237460, 239723, 252340, 261206, 269249, 277574, 283420, 285076, 311762, 320188, 340252, 356345, 400235, 425315, 435860, 439301, 451174, 463430, 479446, 522412, 538498, 555148, 623524, 653015, 693935, 712690, 779405, 800470, 850630, 878602, 880517, 902348, 926860, 958892, 1076996, 1127935, 1198615, 1306030, 1346245, 1387870, 1425380, 1436633, 1558810, 1600940, 1701260, 1714691, 1757204, 1761034, 2196505, 2255870, 2397230, 2481457, 2612060, 2636953, 2692490, 2775740, 2873266, 2961739, 3117620, 3429382, 3522068, 4393010, 4402585, 4511740, 4794460, 4832311, 4962914, 5273906, 5384980, 5746532, 5923478, 6858764, 7183165, 8346719, 8573455, 8786020, 8805170, 9664622, 9925828, 10547812, 11846956, 12407285, 13184765, 14366330, 14808695, 16693438, 17146910, 17610340, 19329244, 24161555, 24814570, 26369530, 27296027, 28732660, 29617390, 32579129, 33386876, 34293820, 41733595, 48323110, 49629140, 52739060, 53155421, 54592054, 59234780, 65158258, 83467190, 91813909, 96646220, 106310842, 109184108, 130316516, 136480135, 162895645, 166934380, 183627818, 212621684, 265777105, 272960270, 325791290, 367255636, 459069545, 531554210, 545920540, 651582580, 918139090, 1009952999, 1063108420, 1836278180, 2019905998, 4039811996, 5049764995, 10099529990, 20199059980]

約数ペア:

[(1, 20199059980), (2, 10099529990), (4, 5049764995), (5, 4039811996), (10, 2019905998), (11, 1836278180), (19, 1063108420), (20, 1009952999), (22, 918139090), (31, 651582580), (37, 545920540), (38, 531554210), (44, 459069545), (55, 367255636), (62, 325791290), (74, 272960270), (76, 265777105), (95, 212621684), (110, 183627818), (121, 166934380), (124, 162895645), (148, 136480135), (155, 130316516), (185, 109184108), (190, 106310842), (209, 96646220), (220, 91813909), (242, 83467190), (310, 65158258), (341, 59234780), (370, 54592054), (380, 53155421), (383, 52739060), (407, 49629140), (418, 48323110), (484, 41733595), (589, 34293820), (605, 33386876), (620, 32579129), (682, 29617390), (703, 28732660), (740, 27296027), (766, 26369530), (814, 24814570), (836, 24161555), (1045, 19329244), (1147, 17610340), (1178, 17146910), (1210, 16693438), (1364, 14808695), (1406, 14366330), (1532, 13184765), (1628, 12407285), (1705, 11846956), (1915, 10547812), (2035, 9925828), (2090, 9664622), (2294, 8805170), (2299, 8786020), (2356, 8573455), (2420, 8346719), (2812, 7183165), (2945, 6858764), (3410, 5923478), (3515, 5746532), (3751, 5384980), (3830, 5273906), (4070, 4962914), (4180, 4832311), (4213, 4794460), (4477, 4511740), (4588, 4402585), (4598, 4393010), (5735, 3522068), (5890, 3429382), (6479, 3117620), (6820, 2961739), (7030, 2873266), (7277, 2775740), (7502, 2692490), (7660, 2636953), (7733, 2612060), (8140, 2481457), (8426, 2397230), (8954, 2255870), (9196, 2196505), (11470, 1761034), (11495, 1757204), (11780, 1714691), (11873, 1701260), (12617, 1600940), (12958, 1558810), (14060, 1436633), (14171, 1425380), (14554, 1387870), (15004, 1346245), (15466, 1306030), (16852, 1198615), (17908, 1127935), (18755, 1076996), (21065, 958892), (21793, 926860), (22385, 902348), (22940, 880517), (22990, 878602), (23746, 850630), (25234, 800470), (25916, 779405), (28342, 712690), (29108, 693935), (30932, 653015), (32395, 623524), (36385, 555148), (37510, 538498), (38665, 522412), (42130, 479446), (43586, 463430), (44770, 451174), (45980, 439301), (46343, 435860), (47492, 425315), (50468, 400235), (56684, 356345), (59365, 340252), (63085, 320188), (64790, 311762), (70855, 285076), (71269, 283420), (72770, 277574), (75020, 269249), (77330, 261206), (80047, 252340), (84260, 239723), (85063, 237460), (87172, 231715), (89540, 225587), (92686, 217930), (108965, 185372), (118730, 170126), (126170, 160094), (129580, 155881), (130603, 154660), (138787, 145540), (141710, 142538)]