8740580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4243}}^1$

素因数の和:4355

約数の個数: 24

約数和(自身を含む): 18537792

約数和(自身を除く): 9797212

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 4243, 8486, 16972, 21215, 42430, 84860, 437029, 874058, 1748116, 2185145, 4370290, 8740580]

約数ペア:

[(1, 8740580), (2, 4370290), (4, 2185145), (5, 1748116), (10, 874058), (20, 437029), (103, 84860), (206, 42430), (412, 21215), (515, 16972), (1030, 8486), (2060, 4243)]