87760540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{626861}}^1$

素因数の和:626877

約数の個数: 24

約数和(自身を含む): 210625632

約数和(自身を除く): 122865092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 626861, 1253722, 2507444, 3134305, 4388027, 6268610, 8776054, 12537220, 17552108, 21940135, 43880270, 87760540]

約数ペア:

[(1, 87760540), (2, 43880270), (4, 21940135), (5, 17552108), (7, 12537220), (10, 8776054), (14, 6268610), (20, 4388027), (28, 3134305), (35, 2507444), (70, 1253722), (140, 626861)]