260047340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1857481}}^1$

素因数の和:1857497

約数の個数: 24

約数和(自身を含む): 624113952

約数和(自身を除く): 364066612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1857481, 3714962, 7429924, 9287405, 13002367, 18574810, 26004734, 37149620, 52009468, 65011835, 130023670, 260047340]

約数ペア:

[(1, 260047340), (2, 130023670), (4, 65011835), (5, 52009468), (7, 37149620), (10, 26004734), (14, 18574810), (20, 13002367), (28, 9287405), (35, 7429924), (70, 3714962), (140, 1857481)]