408060910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{15451}}^1$

素因数の和:15616

約数の個数: 32

約数和(自身を含む): 778780800

約数和(自身を除く): 370719890

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 5282, 13205, 15451, 26410, 30902, 77255, 154510, 293569, 587138, 1467845, 2147689, 2935690, 4295378, 10738445, 21476890, 40806091, 81612182, 204030455, 408060910]

約数ペア:

[(1, 408060910), (2, 204030455), (5, 81612182), (10, 40806091), (19, 21476890), (38, 10738445), (95, 4295378), (139, 2935690), (190, 2147689), (278, 1467845), (695, 587138), (1390, 293569), (2641, 154510), (5282, 77255), (13205, 30902), (15451, 26410)]