520033820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{366221}}^1$

素因数の和:366301

約数の個数: 24

約数和(自身を含む): 1107455328

約数和(自身を除く): 587421508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 366221, 732442, 1464884, 1831105, 3662210, 7324420, 26001691, 52003382, 104006764, 130008455, 260016910, 520033820]

約数ペア:

[(1, 520033820), (2, 260016910), (4, 130008455), (5, 104006764), (10, 52003382), (20, 26001691), (71, 7324420), (142, 3662210), (284, 1831105), (355, 1464884), (710, 732442), (1420, 366221)]