28571260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{34843}}^1$

素因数の和:34893

約数の個数: 24

約数和(自身を含む): 61464816

約数和(自身を除く): 32893556

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 34843, 69686, 139372, 174215, 348430, 696860, 1428563, 2857126, 5714252, 7142815, 14285630, 28571260]

約数ペア:

[(1, 28571260), (2, 14285630), (4, 7142815), (5, 5714252), (10, 2857126), (20, 1428563), (41, 696860), (82, 348430), (164, 174215), (205, 139372), (410, 69686), (820, 34843)]