31686110

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2111}}^1$

素因数の和:2216

約数の個数: 32

約数和(自身を含む): 60825600

約数和(自身を除く): 29139490

約数列:

[1, 2, 5, 10, 19, 38, 79, 95, 158, 190, 395, 790, 1501, 2111, 3002, 4222, 7505, 10555, 15010, 21110, 40109, 80218, 166769, 200545, 333538, 401090, 833845, 1667690, 3168611, 6337222, 15843055, 31686110]

約数ペア:

[(1, 31686110), (2, 15843055), (5, 6337222), (10, 3168611), (19, 1667690), (38, 833845), (79, 401090), (95, 333538), (158, 200545), (190, 166769), (395, 80218), (790, 40109), (1501, 21110), (2111, 15010), (3002, 10555), (4222, 7505)]