1640594870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2310697}}^1$

素因数の和:2310775

約数の個数: 16

約数和(自身を含む): 2994664608

約数和(自身を除く): 1354069738

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2310697, 4621394, 11553485, 23106970, 164059487, 328118974, 820297435, 1640594870]

約数ペア:

[(1, 1640594870), (2, 820297435), (5, 328118974), (10, 164059487), (71, 23106970), (142, 11553485), (355, 4621394), (710, 2310697)]