20612439520

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1481}}^1\times {\mathrm{2351}}^1$

素因数の和:3884

約数の個数: 96

約数和(自身を含む): 50068077696

約数和(自身を除く): 29455638176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 1481, 2351, 2960, 2962, 4702, 5920, 5924, 7405, 9404, 11755, 11848, 14810, 18808, 23510, 23696, 29620, 37616, 47020, 47392, 54797, 59240, 75232, 86987, 94040, 109594, 118480, 173974, 188080, 219188, 236960, 273985, 347948, 376160, 434935, 438376, 547970, 695896, 869870, 876752, 1095940, 1391792, 1739740, 1753504, 2191880, 2783584, 3479480, 3481831, 4383760, 6958960, 6963662, 8767520, 13917920, 13927324, 17409155, 27854648, 34818310, 55709296, 69636620, 111418592, 128827747, 139273240, 257655494, 278546480, 515310988, 557092960, 644138735, 1030621976, 1288277470, 2061243952, 2576554940, 4122487904, 5153109880, 10306219760, 20612439520]

約数ペア:

[(1, 20612439520), (2, 10306219760), (4, 5153109880), (5, 4122487904), (8, 2576554940), (10, 2061243952), (16, 1288277470), (20, 1030621976), (32, 644138735), (37, 557092960), (40, 515310988), (74, 278546480), (80, 257655494), (148, 139273240), (160, 128827747), (185, 111418592), (296, 69636620), (370, 55709296), (592, 34818310), (740, 27854648), (1184, 17409155), (1480, 13927324), (1481, 13917920), (2351, 8767520), (2960, 6963662), (2962, 6958960), (4702, 4383760), (5920, 3481831), (5924, 3479480), (7405, 2783584), (9404, 2191880), (11755, 1753504), (11848, 1739740), (14810, 1391792), (18808, 1095940), (23510, 876752), (23696, 869870), (29620, 695896), (37616, 547970), (47020, 438376), (47392, 434935), (54797, 376160), (59240, 347948), (75232, 273985), (86987, 236960), (94040, 219188), (109594, 188080), (118480, 173974)]