190017020

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{88793}}^1$

素因数の和:88909

約数の個数: 24

約数和(自身を含む): 402769584

約数和(自身を除く): 212752564

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 88793, 177586, 355172, 443965, 887930, 1775860, 9500851, 19001702, 38003404, 47504255, 95008510, 190017020]

約数ペア:

[(1, 190017020), (2, 95008510), (4, 47504255), (5, 38003404), (10, 19001702), (20, 9500851), (107, 1775860), (214, 887930), (428, 443965), (535, 355172), (1070, 177586), (2140, 88793)]