406970590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{240811}}^1$

素因数の和:240844

約数の個数: 24

約数和(自身を含む): 793234728

約数和(自身を除く): 386264138

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 240811, 481622, 1204055, 2408110, 3130543, 6261086, 15652715, 31305430, 40697059, 81394118, 203485295, 406970590]

約数ペア:

[(1, 406970590), (2, 203485295), (5, 81394118), (10, 40697059), (13, 31305430), (26, 15652715), (65, 6261086), (130, 3130543), (169, 2408110), (338, 1204055), (845, 481622), (1690, 240811)]