15668570740

素因数分解:

$2^2\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{489337}}^1$

素因数の和:490947

約数の個数: 24

約数和(自身を含む): 32924617992

約数和(自身を除く): 17256047252

約数列:

[1, 2, 4, 5, 10, 20, 1601, 3202, 6404, 8005, 16010, 32020, 489337, 978674, 1957348, 2446685, 4893370, 9786740, 783428537, 1566857074, 3133714148, 3917142685, 7834285370, 15668570740]

約数ペア:

[(1, 15668570740), (2, 7834285370), (4, 3917142685), (5, 3133714148), (10, 1566857074), (20, 783428537), (1601, 9786740), (3202, 4893370), (6404, 2446685), (8005, 1957348), (16010, 978674), (32020, 489337)]