2616403960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1\times {\mathrm{1217}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 5982621120

約数和(自身を除く): 3366217160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 757, 1217, 1420, 1514, 2434, 2840, 3028, 3785, 4868, 6056, 6085, 7570, 9736, 12170, 15140, 24340, 30280, 48680, 53747, 86407, 107494, 172814, 214988, 268735, 345628, 429976, 432035, 537470, 691256, 864070, 921269, 1074940, 1728140, 1842538, 2149880, 3456280, 3685076, 4606345, 7370152, 9212690, 18425380, 36850760, 65410099, 130820198, 261640396, 327050495, 523280792, 654100990, 1308201980, 2616403960]

約数ペア:

[(1, 2616403960), (2, 1308201980), (4, 654100990), (5, 523280792), (8, 327050495), (10, 261640396), (20, 130820198), (40, 65410099), (71, 36850760), (142, 18425380), (284, 9212690), (355, 7370152), (568, 4606345), (710, 3685076), (757, 3456280), (1217, 2149880), (1420, 1842538), (1514, 1728140), (2434, 1074940), (2840, 921269), (3028, 864070), (3785, 691256), (4868, 537470), (6056, 432035), (6085, 429976), (7570, 345628), (9736, 268735), (12170, 214988), (15140, 172814), (24340, 107494), (30280, 86407), (48680, 53747)]