858897020

素因数分解:

$2^2\times 5^1\times {\mathrm{1499}}^1\times {\mathrm{28649}}^1$

素因数の和:30157

約数の個数: 24

約数和(自身を含む): 1804950000

約数和(自身を除く): 946052980

約数列:

[1, 2, 4, 5, 10, 20, 1499, 2998, 5996, 7495, 14990, 28649, 29980, 57298, 114596, 143245, 286490, 572980, 42944851, 85889702, 171779404, 214724255, 429448510, 858897020]

約数ペア:

[(1, 858897020), (2, 429448510), (4, 214724255), (5, 171779404), (10, 85889702), (20, 42944851), (1499, 572980), (2998, 286490), (5996, 143245), (7495, 114596), (14990, 57298), (28649, 29980)]