13827831560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3171521}}^1$

素因数の和:3171641

約数の個数: 32

約数和(自身を含む): 31398067800

約数和(自身を除く): 17570236240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 3171521, 6343042, 12686084, 15857605, 25372168, 31715210, 63430420, 126860840, 345695789, 691391578, 1382783156, 1728478945, 2765566312, 3456957890, 6913915780, 13827831560]

約数ペア:

[(1, 13827831560), (2, 6913915780), (4, 3456957890), (5, 2765566312), (8, 1728478945), (10, 1382783156), (20, 691391578), (40, 345695789), (109, 126860840), (218, 63430420), (436, 31715210), (545, 25372168), (872, 15857605), (1090, 12686084), (2180, 6343042), (4360, 3171521)]