39530320

素因数分解:

$2^4\times 5^1\times {\mathrm{494129}}^1$

素因数の和:494142

約数の個数: 20

約数和(自身を含む): 91908180

約数和(自身を除く): 52377860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 494129, 988258, 1976516, 2470645, 3953032, 4941290, 7906064, 9882580, 19765160, 39530320]

約数ペア:

[(1, 39530320), (2, 19765160), (4, 9882580), (5, 7906064), (8, 4941290), (10, 3953032), (16, 2470645), (20, 1976516), (40, 988258), (80, 494129)]