91324780

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{8971}}^1$

素因数の和:9489

約数の個数: 24

約数和(自身を含む): 192180240

約数和(自身を除く): 100855460

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 8971, 10180, 17942, 35884, 44855, 89710, 179420, 4566239, 9132478, 18264956, 22831195, 45662390, 91324780]

約数ペア:

[(1, 91324780), (2, 45662390), (4, 22831195), (5, 18264956), (10, 9132478), (20, 4566239), (509, 179420), (1018, 89710), (2036, 44855), (2545, 35884), (5090, 17942), (8971, 10180)]