40628020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17977}}^1$

素因数の和:18099

約数の個数: 24

約数和(自身を含む): 86078664

約数和(自身を除く): 45450644

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 17977, 35954, 71908, 89885, 179770, 359540, 2031401, 4062802, 8125604, 10157005, 20314010, 40628020]

約数ペア:

[(1, 40628020), (2, 20314010), (4, 10157005), (5, 8125604), (10, 4062802), (20, 2031401), (113, 359540), (226, 179770), (452, 89885), (565, 71908), (1130, 35954), (2260, 17977)]