40420666

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1894

約数の個数: 32

約数和(自身を含む): 72172800

約数和(自身を除く): 31752134

約数列:

[1, 2, 11, 13, 22, 26, 79, 143, 158, 286, 869, 1027, 1738, 1789, 2054, 3578, 11297, 19679, 22594, 23257, 39358, 46514, 141331, 255827, 282662, 511654, 1554641, 1837303, 3109282, 3674606, 20210333, 40420666]

約数ペア:

[(1, 40420666), (2, 20210333), (11, 3674606), (13, 3109282), (22, 1837303), (26, 1554641), (79, 511654), (143, 282662), (158, 255827), (286, 141331), (869, 46514), (1027, 39358), (1738, 23257), (1789, 22594), (2054, 19679), (3578, 11297)]