7620326480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7327237}}^1$

素因数の和:7327263

約数の個数: 40

約数和(自身を含む): 19080127752

約数和(自身を除く): 11459801272

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 7327237, 14654474, 29308948, 36636185, 58617896, 73272370, 95254081, 117235792, 146544740, 190508162, 293089480, 381016324, 476270405, 586178960, 762032648, 952540810, 1524065296, 1905081620, 3810163240, 7620326480]

約数ペア:

[(1, 7620326480), (2, 3810163240), (4, 1905081620), (5, 1524065296), (8, 952540810), (10, 762032648), (13, 586178960), (16, 476270405), (20, 381016324), (26, 293089480), (40, 190508162), (52, 146544740), (65, 117235792), (80, 95254081), (104, 73272370), (130, 58617896), (208, 36636185), (260, 29308948), (520, 14654474), (1040, 7327237)]