317109740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{689369}}^1$

素因数の和:689401

約数の個数: 24

約数和(自身を含む): 694884960

約数和(自身を除く): 377775220

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 689369, 1378738, 2757476, 3446845, 6893690, 13787380, 15855487, 31710974, 63421948, 79277435, 158554870, 317109740]

約数ペア:

[(1, 317109740), (2, 158554870), (4, 79277435), (5, 63421948), (10, 31710974), (20, 15855487), (23, 13787380), (46, 6893690), (92, 3446845), (115, 2757476), (230, 1378738), (460, 689369)]