40290142

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{2719}}^1$

素因数の和:2991

約数の個数: 16

約数和(自身を含む): 62668800

約数和(自身を除く): 22378658

約数列:

[1, 2, 31, 62, 239, 478, 2719, 5438, 7409, 14818, 84289, 168578, 649841, 1299682, 20145071, 40290142]

約数ペア:

[(1, 40290142), (2, 20145071), (31, 1299682), (62, 649841), (239, 168578), (478, 84289), (2719, 14818), (5438, 7409)]