423217640

素因数分解:

$2^3\times 5^1\times {\mathrm{10580441}}^1$

素因数の和:10580452

約数の個数: 16

約数和(自身を含む): 952239780

約数和(自身を除く): 529022140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 10580441, 21160882, 42321764, 52902205, 84643528, 105804410, 211608820, 423217640]

約数ペア:

[(1, 423217640), (2, 211608820), (4, 105804410), (5, 84643528), (8, 52902205), (10, 42321764), (20, 21160882), (40, 10580441)]