84453680

素因数分解:

$2^4\times 5^1\times {\mathrm{1055671}}^1$

素因数の和:1055684

約数の個数: 20

約数和(自身を含む): 196354992

約数和(自身を除く): 111901312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1055671, 2111342, 4222684, 5278355, 8445368, 10556710, 16890736, 21113420, 42226840, 84453680]

約数ペア:

[(1, 84453680), (2, 42226840), (4, 21113420), (5, 16890736), (8, 10556710), (10, 8445368), (16, 5278355), (20, 4222684), (40, 2111342), (80, 1055671)]