20541796360

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{487}}^1$

素因数の和:911

約数の個数: 128

約数和(自身を含む): 48034425600

約数和(自身を除く): 27492629240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 61, 118, 122, 236, 244, 293, 295, 305, 472, 487, 488, 586, 590, 610, 974, 1172, 1180, 1220, 1465, 1948, 2344, 2360, 2435, 2440, 2930, 3599, 3896, 4870, 5860, 7198, 9740, 11720, 14396, 17287, 17873, 17995, 19480, 28733, 28792, 29707, 34574, 35746, 35990, 57466, 59414, 69148, 71492, 71980, 86435, 89365, 114932, 118828, 138296, 142691, 142984, 143665, 143960, 148535, 172870, 178730, 229864, 237656, 285382, 287330, 297070, 345740, 357460, 570764, 574660, 594140, 691480, 713455, 714920, 1054507, 1141528, 1149320, 1188280, 1426910, 1752713, 2109014, 2853820, 3505426, 4218028, 5272535, 5707640, 7010852, 8418769, 8436056, 8704151, 8763565, 10545070, 14021704, 16837538, 17408302, 17527130, 21090140, 33675076, 34816604, 35054260, 42093845, 42180280, 43520755, 67350152, 69633208, 70108520, 84187690, 87041510, 168375380, 174083020, 336750760, 348166040, 513544909, 1027089818, 2054179636, 2567724545, 4108359272, 5135449090, 10270898180, 20541796360]

約数ペア:

[(1, 20541796360), (2, 10270898180), (4, 5135449090), (5, 4108359272), (8, 2567724545), (10, 2054179636), (20, 1027089818), (40, 513544909), (59, 348166040), (61, 336750760), (118, 174083020), (122, 168375380), (236, 87041510), (244, 84187690), (293, 70108520), (295, 69633208), (305, 67350152), (472, 43520755), (487, 42180280), (488, 42093845), (586, 35054260), (590, 34816604), (610, 33675076), (974, 21090140), (1172, 17527130), (1180, 17408302), (1220, 16837538), (1465, 14021704), (1948, 10545070), (2344, 8763565), (2360, 8704151), (2435, 8436056), (2440, 8418769), (2930, 7010852), (3599, 5707640), (3896, 5272535), (4870, 4218028), (5860, 3505426), (7198, 2853820), (9740, 2109014), (11720, 1752713), (14396, 1426910), (17287, 1188280), (17873, 1149320), (17995, 1141528), (19480, 1054507), (28733, 714920), (28792, 713455), (29707, 691480), (34574, 594140), (35746, 574660), (35990, 570764), (57466, 357460), (59414, 345740), (69148, 297070), (71492, 287330), (71980, 285382), (86435, 237656), (89365, 229864), (114932, 178730), (118828, 172870), (138296, 148535), (142691, 143960), (142984, 143665)]