39164240

素因数分解:

$2^4\times 5^1\times {\mathrm{489553}}^1$

素因数の和:489566

約数の個数: 20

約数和(自身を含む): 91057044

約数和(自身を除く): 51892804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 489553, 979106, 1958212, 2447765, 3916424, 4895530, 7832848, 9791060, 19582120, 39164240]

約数ペア:

[(1, 39164240), (2, 19582120), (4, 9791060), (5, 7832848), (8, 4895530), (10, 3916424), (16, 2447765), (20, 1958212), (40, 979106), (80, 489553)]