4264220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2111}}^1$

素因数の和:2221

約数の個数: 24

約数和(自身を含む): 9047808

約数和(自身を除く): 4783588

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2111, 4222, 8444, 10555, 21110, 42220, 213211, 426422, 852844, 1066055, 2132110, 4264220]

約数ペア:

[(1, 4264220), (2, 2132110), (4, 1066055), (5, 852844), (10, 426422), (20, 213211), (101, 42220), (202, 21110), (404, 10555), (505, 8444), (1010, 4222), (2020, 2111)]