38836640

素因数分解:

$2^5\times 5^1\times {\mathrm{242729}}^1$

素因数の和:242744

約数の個数: 24

約数和(自身を含む): 91751940

約数和(自身を除く): 52915300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 242729, 485458, 970916, 1213645, 1941832, 2427290, 3883664, 4854580, 7767328, 9709160, 19418320, 38836640]

約数ペア:

[(1, 38836640), (2, 19418320), (4, 9709160), (5, 7767328), (8, 4854580), (10, 3883664), (16, 2427290), (20, 1941832), (32, 1213645), (40, 970916), (80, 485458), (160, 242729)]