20244592160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5267

約数の個数: 192

約数和(自身を含む): 54050540544

約数和(自身を除く): 33805948384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 61, 62, 65, 80, 104, 122, 124, 130, 155, 160, 208, 244, 248, 260, 305, 310, 403, 416, 488, 496, 520, 610, 620, 793, 806, 976, 992, 1040, 1220, 1240, 1586, 1612, 1891, 1952, 2015, 2080, 2440, 2480, 3172, 3224, 3782, 3965, 4030, 4880, 4960, 5147, 6344, 6448, 7564, 7930, 8060, 9455, 9760, 10294, 12688, 12896, 15128, 15860, 16120, 18910, 20588, 24583, 25376, 25735, 30256, 31720, 32240, 37820, 41176, 49166, 51470, 60512, 63440, 64480, 66911, 75640, 82352, 98332, 102940, 122915, 126880, 133822, 151280, 159557, 164704, 196664, 205880, 245830, 267644, 302560, 313967, 319114, 334555, 393328, 411760, 491660, 535288, 627934, 638228, 669110, 786656, 797785, 823520, 983320, 1070576, 1255868, 1276456, 1338220, 1569835, 1595570, 1966640, 2074241, 2141152, 2511736, 2552912, 2676440, 3139670, 3191140, 3933280, 4081571, 4148482, 5023472, 5105824, 5352880, 6279340, 6382280, 8163142, 8296964, 9732977, 10046944, 10371205, 10705760, 12558680, 12764560, 16326284, 16593928, 19465954, 20407855, 20742410, 25117360, 25529120, 32652568, 33187856, 38931908, 40815710, 41484820, 48664885, 50234720, 65305136, 66375712, 77863816, 81631420, 82969640, 97329770, 126528701, 130610272, 155727632, 163262840, 165939280, 194659540, 253057402, 311455264, 326525680, 331878560, 389319080, 506114804, 632643505, 653051360, 778638160, 1012229608, 1265287010, 1557276320, 2024459216, 2530574020, 4048918432, 5061148040, 10122296080, 20244592160]

約数ペア:

[(1, 20244592160), (2, 10122296080), (4, 5061148040), (5, 4048918432), (8, 2530574020), (10, 2024459216), (13, 1557276320), (16, 1265287010), (20, 1012229608), (26, 778638160), (31, 653051360), (32, 632643505), (40, 506114804), (52, 389319080), (61, 331878560), (62, 326525680), (65, 311455264), (80, 253057402), (104, 194659540), (122, 165939280), (124, 163262840), (130, 155727632), (155, 130610272), (160, 126528701), (208, 97329770), (244, 82969640), (248, 81631420), (260, 77863816), (305, 66375712), (310, 65305136), (403, 50234720), (416, 48664885), (488, 41484820), (496, 40815710), (520, 38931908), (610, 33187856), (620, 32652568), (793, 25529120), (806, 25117360), (976, 20742410), (992, 20407855), (1040, 19465954), (1220, 16593928), (1240, 16326284), (1586, 12764560), (1612, 12558680), (1891, 10705760), (1952, 10371205), (2015, 10046944), (2080, 9732977), (2440, 8296964), (2480, 8163142), (3172, 6382280), (3224, 6279340), (3782, 5352880), (3965, 5105824), (4030, 5023472), (4880, 4148482), (4960, 4081571), (5147, 3933280), (6344, 3191140), (6448, 3139670), (7564, 2676440), (7930, 2552912), (8060, 2511736), (9455, 2141152), (9760, 2074241), (10294, 1966640), (12688, 1595570), (12896, 1569835), (15128, 1338220), (15860, 1276456), (16120, 1255868), (18910, 1070576), (20588, 983320), (24583, 823520), (25376, 797785), (25735, 786656), (30256, 669110), (31720, 638228), (32240, 627934), (37820, 535288), (41176, 491660), (49166, 411760), (51470, 393328), (60512, 334555), (63440, 319114), (64480, 313967), (66911, 302560), (75640, 267644), (82352, 245830), (98332, 205880), (102940, 196664), (122915, 164704), (126880, 159557), (133822, 151280)]