84631640

素因数分解:

$2^3\times 5^1\times {\mathrm{2115791}}^1$

素因数の和:2115802

約数の個数: 16

約数和(自身を含む): 190421280

約数和(自身を除く): 105789640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2115791, 4231582, 8463164, 10578955, 16926328, 21157910, 42315820, 84631640]

約数ペア:

[(1, 84631640), (2, 42315820), (4, 21157910), (5, 16926328), (8, 10578955), (10, 8463164), (20, 4231582), (40, 2115791)]