236475620

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{28909}}^1$

素因数の和:29327

約数の個数: 24

約数和(自身を含む): 497830200

約数和(自身を除く): 261354580

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 4090, 8180, 28909, 57818, 115636, 144545, 289090, 578180, 11823781, 23647562, 47295124, 59118905, 118237810, 236475620]

約数ペア:

[(1, 236475620), (2, 118237810), (4, 59118905), (5, 47295124), (10, 23647562), (20, 11823781), (409, 578180), (818, 289090), (1636, 144545), (2045, 115636), (4090, 57818), (8180, 28909)]