7138886710

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1780271}}^1$

素因数の和:1780679

約数の個数: 16

約数和(自身を含む): 12882048192

約数和(自身を除く): 5743161482

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 1780271, 3560542, 8901355, 17802710, 713888671, 1427777342, 3569443355, 7138886710]

約数ペア:

[(1, 7138886710), (2, 3569443355), (5, 1427777342), (10, 713888671), (401, 17802710), (802, 8901355), (2005, 3560542), (4010, 1780271)]