42177640

素因数分解:

$2^3\times 5^1\times {\mathrm{1054441}}^1$

素因数の和:1054452

約数の個数: 16

約数和(自身を含む): 94899780

約数和(自身を除く): 52722140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1054441, 2108882, 4217764, 5272205, 8435528, 10544410, 21088820, 42177640]

約数ペア:

[(1, 42177640), (2, 21088820), (4, 10544410), (5, 8435528), (8, 5272205), (10, 4217764), (20, 2108882), (40, 1054441)]