55353680

素因数分解:

$2^4\times 5^1\times {\mathrm{691921}}^1$

素因数の和:691934

約数の個数: 20

約数和(自身を含む): 128697492

約数和(自身を除く): 73343812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 691921, 1383842, 2767684, 3459605, 5535368, 6919210, 11070736, 13838420, 27676840, 55353680]

約数ペア:

[(1, 55353680), (2, 27676840), (4, 13838420), (5, 11070736), (8, 6919210), (10, 5535368), (16, 3459605), (20, 2767684), (40, 1383842), (80, 691921)]