55412020

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6581}}^1$

素因数の和:7011

約数の個数: 24

約数和(自身を含む): 116659368

約数和(自身を除く): 61247348

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 6581, 8420, 13162, 26324, 32905, 65810, 131620, 2770601, 5541202, 11082404, 13853005, 27706010, 55412020]

約数ペア:

[(1, 55412020), (2, 27706010), (4, 13853005), (5, 11082404), (10, 5541202), (20, 2770601), (421, 131620), (842, 65810), (1684, 32905), (2105, 26324), (4210, 13162), (6581, 8420)]