248805220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{303421}}^1$

素因数の和:303471

約数の個数: 24

約数和(自身を含む): 535236408

約数和(自身を除く): 286431188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 303421, 606842, 1213684, 1517105, 3034210, 6068420, 12440261, 24880522, 49761044, 62201305, 124402610, 248805220]

約数ペア:

[(1, 248805220), (2, 124402610), (4, 62201305), (5, 49761044), (10, 24880522), (20, 12440261), (41, 6068420), (82, 3034210), (164, 1517105), (205, 1213684), (410, 606842), (820, 303421)]