913722020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{625837}}^1$

素因数の和:625919

約数の個数: 24

約数和(自身を含む): 1945104504

約数和(自身を除く): 1031382484

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 625837, 1251674, 2503348, 3129185, 6258370, 12516740, 45686101, 91372202, 182744404, 228430505, 456861010, 913722020]

約数ペア:

[(1, 913722020), (2, 456861010), (4, 228430505), (5, 182744404), (10, 91372202), (20, 45686101), (73, 12516740), (146, 6258370), (292, 3129185), (365, 2503348), (730, 1251674), (1460, 625837)]