2168652560

素因数分解:

$2^4\times 5^1\times {\mathrm{27108157}}^1$

素因数の和:27108170

約数の個数: 20

約数和(自身を含む): 5042117388

約数和(自身を除く): 2873464828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 27108157, 54216314, 108432628, 135540785, 216865256, 271081570, 433730512, 542163140, 1084326280, 2168652560]

約数ペア:

[(1, 2168652560), (2, 1084326280), (4, 542163140), (5, 433730512), (8, 271081570), (10, 216865256), (16, 135540785), (20, 108432628), (40, 54216314), (80, 27108157)]