56907340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{406481}}^1$

素因数の和:406497

約数の個数: 24

約数和(自身を含む): 136577952

約数和(自身を除く): 79670612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 406481, 812962, 1625924, 2032405, 2845367, 4064810, 5690734, 8129620, 11381468, 14226835, 28453670, 56907340]

約数ペア:

[(1, 56907340), (2, 28453670), (4, 14226835), (5, 11381468), (7, 8129620), (10, 5690734), (14, 4064810), (20, 2845367), (28, 2032405), (35, 1625924), (70, 812962), (140, 406481)]