87810860

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{5309}}^1$

素因数の和:6145

約数の個数: 24

約数和(自身を含む): 184660560

約数和(自身を除く): 96849700

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 3308, 4135, 5309, 8270, 10618, 16540, 21236, 26545, 53090, 106180, 4390543, 8781086, 17562172, 21952715, 43905430, 87810860]

約数ペア:

[(1, 87810860), (2, 43905430), (4, 21952715), (5, 17562172), (10, 8781086), (20, 4390543), (827, 106180), (1654, 53090), (3308, 26545), (4135, 21236), (5309, 16540), (8270, 10618)]