8681060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4877}}^1$

素因数の和:4975

約数の個数: 24

約数和(自身を含む): 18438840

約数和(自身を除く): 9757780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 4877, 9754, 19508, 24385, 48770, 97540, 434053, 868106, 1736212, 2170265, 4340530, 8681060]

約数ペア:

[(1, 8681060), (2, 4340530), (4, 2170265), (5, 1736212), (10, 868106), (20, 434053), (89, 97540), (178, 48770), (356, 24385), (445, 19508), (890, 9754), (1780, 4877)]