40890374

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{47881}}^1$

素因数の和:47951

約数の個数: 16

約数和(自身を含む): 71248416

約数和(自身を除く): 30358042

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 47881, 95762, 335167, 670334, 2920741, 5841482, 20445187, 40890374]

約数ペア:

[(1, 40890374), (2, 20445187), (7, 5841482), (14, 2920741), (61, 670334), (122, 335167), (427, 95762), (854, 47881)]