63894260

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{13367}}^1$

素因数の和:13615

約数の個数: 24

約数和(自身を含む): 134749440

約数和(自身を除く): 70855180

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 13367, 26734, 53468, 66835, 133670, 267340, 3194713, 6389426, 12778852, 15973565, 31947130, 63894260]

約数ペア:

[(1, 63894260), (2, 31947130), (4, 15973565), (5, 12778852), (10, 6389426), (20, 3194713), (239, 267340), (478, 133670), (956, 66835), (1195, 53468), (2390, 26734), (4780, 13367)]