3121870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4397}}^1$

素因数の和:4475

約数の個数: 16

約数和(自身を含む): 5699808

約数和(自身を除く): 2577938

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 4397, 8794, 21985, 43970, 312187, 624374, 1560935, 3121870]

約数ペア:

[(1, 3121870), (2, 1560935), (5, 624374), (10, 312187), (71, 43970), (142, 21985), (355, 8794), (710, 4397)]