130194580

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{13367}}^1$

素因数の和:13863

約数の個数: 24

約数和(自身を含む): 273990528

約数和(自身を除く): 143795948

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 13367, 26734, 53468, 66835, 133670, 267340, 6509729, 13019458, 26038916, 32548645, 65097290, 130194580]

約数ペア:

[(1, 130194580), (2, 65097290), (4, 32548645), (5, 26038916), (10, 13019458), (20, 6509729), (487, 267340), (974, 133670), (1948, 66835), (2435, 53468), (4870, 26734), (9740, 13367)]