99217640

素因数分解:

$2^3\times 5^1\times {\mathrm{2480441}}^1$

素因数の和:2480452

約数の個数: 16

約数和(自身を含む): 223239780

約数和(自身を除く): 124022140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2480441, 4960882, 9921764, 12402205, 19843528, 24804410, 49608820, 99217640]

約数ペア:

[(1, 99217640), (2, 49608820), (4, 24804410), (5, 19843528), (8, 12402205), (10, 9921764), (20, 4960882), (40, 2480441)]