20341860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 288

約数和(自身を含む): 78599808

約数和(自身を除く): 58257948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 37, 42, 44, 49, 51, 55, 60, 66, 68, 70, 74, 77, 84, 85, 98, 102, 105, 110, 111, 119, 132, 140, 147, 148, 154, 165, 170, 185, 187, 196, 204, 210, 220, 222, 231, 238, 245, 255, 259, 294, 308, 330, 340, 357, 370, 374, 385, 407, 420, 444, 462, 476, 490, 510, 518, 539, 555, 561, 588, 595, 629, 660, 714, 735, 740, 748, 770, 777, 814, 833, 924, 935, 980, 1020, 1036, 1078, 1110, 1122, 1155, 1190, 1221, 1258, 1295, 1309, 1428, 1470, 1540, 1554, 1617, 1628, 1666, 1785, 1813, 1870, 1887, 2035, 2156, 2220, 2244, 2310, 2380, 2442, 2499, 2516, 2590, 2618, 2695, 2805, 2849, 2940, 3108, 3145, 3234, 3332, 3570, 3626, 3740, 3774, 3885, 3927, 4070, 4165, 4403, 4620, 4884, 4998, 5180, 5236, 5390, 5439, 5610, 5698, 6105, 6290, 6468, 6545, 6919, 7140, 7252, 7548, 7770, 7854, 8085, 8140, 8330, 8547, 8806, 9065, 9163, 9435, 9996, 10780, 10878, 11220, 11396, 12210, 12495, 12580, 13090, 13209, 13838, 14245, 15540, 15708, 16170, 16660, 17094, 17612, 18130, 18326, 18870, 19635, 19943, 20757, 21756, 22015, 24420, 24990, 26180, 26418, 27195, 27489, 27676, 28490, 30821, 32340, 34188, 34595, 36260, 36652, 37740, 39270, 39886, 41514, 42735, 44030, 45815, 48433, 49980, 52836, 54390, 54978, 56980, 59829, 61642, 66045, 69190, 78540, 79772, 83028, 85470, 88060, 91630, 92463, 96866, 99715, 103785, 108780, 109956, 119658, 123284, 132090, 137445, 138380, 145299, 154105, 170940, 183260, 184926, 193732, 199430, 207570, 239316, 242165, 264180, 274890, 290598, 299145, 308210, 339031, 369852, 398860, 415140, 462315, 484330, 549780, 581196, 598290, 616420, 678062, 726495, 924630, 968660, 1017093, 1196580, 1356124, 1452990, 1695155, 1849260, 2034186, 2905980, 3390310, 4068372, 5085465, 6780620, 10170930, 20341860]

約数ペア:

[(1, 20341860), (2, 10170930), (3, 6780620), (4, 5085465), (5, 4068372), (6, 3390310), (7, 2905980), (10, 2034186), (11, 1849260), (12, 1695155), (14, 1452990), (15, 1356124), (17, 1196580), (20, 1017093), (21, 968660), (22, 924630), (28, 726495), (30, 678062), (33, 616420), (34, 598290), (35, 581196), (37, 549780), (42, 484330), (44, 462315), (49, 415140), (51, 398860), (55, 369852), (60, 339031), (66, 308210), (68, 299145), (70, 290598), (74, 274890), (77, 264180), (84, 242165), (85, 239316), (98, 207570), (102, 199430), (105, 193732), (110, 184926), (111, 183260), (119, 170940), (132, 154105), (140, 145299), (147, 138380), (148, 137445), (154, 132090), (165, 123284), (170, 119658), (185, 109956), (187, 108780), (196, 103785), (204, 99715), (210, 96866), (220, 92463), (222, 91630), (231, 88060), (238, 85470), (245, 83028), (255, 79772), (259, 78540), (294, 69190), (308, 66045), (330, 61642), (340, 59829), (357, 56980), (370, 54978), (374, 54390), (385, 52836), (407, 49980), (420, 48433), (444, 45815), (462, 44030), (476, 42735), (490, 41514), (510, 39886), (518, 39270), (539, 37740), (555, 36652), (561, 36260), (588, 34595), (595, 34188), (629, 32340), (660, 30821), (714, 28490), (735, 27676), (740, 27489), (748, 27195), (770, 26418), (777, 26180), (814, 24990), (833, 24420), (924, 22015), (935, 21756), (980, 20757), (1020, 19943), (1036, 19635), (1078, 18870), (1110, 18326), (1122, 18130), (1155, 17612), (1190, 17094), (1221, 16660), (1258, 16170), (1295, 15708), (1309, 15540), (1428, 14245), (1470, 13838), (1540, 13209), (1554, 13090), (1617, 12580), (1628, 12495), (1666, 12210), (1785, 11396), (1813, 11220), (1870, 10878), (1887, 10780), (2035, 9996), (2156, 9435), (2220, 9163), (2244, 9065), (2310, 8806), (2380, 8547), (2442, 8330), (2499, 8140), (2516, 8085), (2590, 7854), (2618, 7770), (2695, 7548), (2805, 7252), (2849, 7140), (2940, 6919), (3108, 6545), (3145, 6468), (3234, 6290), (3332, 6105), (3570, 5698), (3626, 5610), (3740, 5439), (3774, 5390), (3885, 5236), (3927, 5180), (4070, 4998), (4165, 4884), (4403, 4620)]