20044460

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9923}}^1$

素因数の和:10033

約数の個数: 24

約数和(自身を含む): 42514416

約数和(自身を除く): 22469956

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 9923, 19846, 39692, 49615, 99230, 198460, 1002223, 2004446, 4008892, 5011115, 10022230, 20044460]

約数ペア:

[(1, 20044460), (2, 10022230), (4, 5011115), (5, 4008892), (10, 2004446), (20, 1002223), (101, 198460), (202, 99230), (404, 49615), (505, 39692), (1010, 19846), (2020, 9923)]