56536780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{148781}}^1$

素因数の和:148809

約数の個数: 24

約数和(自身を含む): 124976880

約数和(自身を除く): 68440100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 148781, 297562, 595124, 743905, 1487810, 2826839, 2975620, 5653678, 11307356, 14134195, 28268390, 56536780]

約数ペア:

[(1, 56536780), (2, 28268390), (4, 14134195), (5, 11307356), (10, 5653678), (19, 2975620), (20, 2826839), (38, 1487810), (76, 743905), (95, 595124), (190, 297562), (380, 148781)]