2440553680

素因数分解:

$2^4\times 5^1\times {\mathrm{30506921}}^1$

素因数の和:30506934

約数の個数: 20

約数和(自身を含む): 5674287492

約数和(自身を除く): 3233733812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 30506921, 61013842, 122027684, 152534605, 244055368, 305069210, 488110736, 610138420, 1220276840, 2440553680]

約数ペア:

[(1, 2440553680), (2, 1220276840), (4, 610138420), (5, 488110736), (8, 305069210), (10, 244055368), (16, 152534605), (20, 122027684), (40, 61013842), (80, 30506921)]