1917385220

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{429907}}^1$

素因数の和:430139

約数の個数: 24

約数和(自身を含む): 4044574464

約数和(自身を除く): 2127189244

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 429907, 859814, 1719628, 2149535, 4299070, 8598140, 95869261, 191738522, 383477044, 479346305, 958692610, 1917385220]

約数ペア:

[(1, 1917385220), (2, 958692610), (4, 479346305), (5, 383477044), (10, 191738522), (20, 95869261), (223, 8598140), (446, 4299070), (892, 2149535), (1115, 1719628), (2230, 859814), (4460, 429907)]