42285220

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{11681}}^1$

素因数の和:11871

約数の個数: 24

約数和(自身を含む): 89297208

約数和(自身を除く): 47011988

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 11681, 23362, 46724, 58405, 116810, 233620, 2114261, 4228522, 8457044, 10571305, 21142610, 42285220]

約数ペア:

[(1, 42285220), (2, 21142610), (4, 10571305), (5, 8457044), (10, 4228522), (20, 2114261), (181, 233620), (362, 116810), (724, 58405), (905, 46724), (1810, 23362), (3620, 11681)]