39793840

素因数分解:

$2^4\times 5^1\times {\mathrm{497423}}^1$

素因数の和:497436

約数の個数: 20

約数和(自身を含む): 92520864

約数和(自身を除く): 52727024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 497423, 994846, 1989692, 2487115, 3979384, 4974230, 7958768, 9948460, 19896920, 39793840]

約数ペア:

[(1, 39793840), (2, 19896920), (4, 9948460), (5, 7958768), (8, 4974230), (10, 3979384), (16, 2487115), (20, 1989692), (40, 994846), (80, 497423)]