201518960

素因数分解:

$2^4\times 5^1\times {\mathrm{2518987}}^1$

素因数の和:2519000

約数の個数: 20

約数和(自身を含む): 468531768

約数和(自身を除く): 267012808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2518987, 5037974, 10075948, 12594935, 20151896, 25189870, 40303792, 50379740, 100759480, 201518960]

約数ペア:

[(1, 201518960), (2, 100759480), (4, 50379740), (5, 40303792), (8, 25189870), (10, 20151896), (16, 12594935), (20, 10075948), (40, 5037974), (80, 2518987)]