39955940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18671}}^1$

素因数の和:18787

約数の個数: 24

約数和(自身を含む): 84696192

約数和(自身を除く): 44740252

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 18671, 37342, 74684, 93355, 186710, 373420, 1997797, 3995594, 7991188, 9988985, 19977970, 39955940]

約数ペア:

[(1, 39955940), (2, 19977970), (4, 9988985), (5, 7991188), (10, 3995594), (20, 1997797), (107, 373420), (214, 186710), (428, 93355), (535, 74684), (1070, 37342), (2140, 18671)]