22553680

素因数分解:

$2^4\times 5^1\times {\mathrm{281921}}^1$

素因数の和:281934

約数の個数: 20

約数和(自身を含む): 52437492

約数和(自身を除く): 29883812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 281921, 563842, 1127684, 1409605, 2255368, 2819210, 4510736, 5638420, 11276840, 22553680]

約数ペア:

[(1, 22553680), (2, 11276840), (4, 5638420), (5, 4510736), (8, 2819210), (10, 2255368), (16, 1409605), (20, 1127684), (40, 563842), (80, 281921)]