82628680

素因数分解:

$2^3\times 5^1\times {\mathrm{2065717}}^1$

素因数の和:2065728

約数の個数: 16

約数和(自身を含む): 185914620

約数和(自身を除く): 103285940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2065717, 4131434, 8262868, 10328585, 16525736, 20657170, 41314340, 82628680]

約数ペア:

[(1, 82628680), (2, 41314340), (4, 20657170), (5, 16525736), (8, 10328585), (10, 8262868), (20, 4131434), (40, 2065717)]