9619240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2381}}^1$

素因数の和:2493

約数の個数: 32

約数和(自身を含む): 21866760

約数和(自身を除く): 12247520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2381, 4040, 4762, 9524, 11905, 19048, 23810, 47620, 95240, 240481, 480962, 961924, 1202405, 1923848, 2404810, 4809620, 9619240]

約数ペア:

[(1, 9619240), (2, 4809620), (4, 2404810), (5, 1923848), (8, 1202405), (10, 961924), (20, 480962), (40, 240481), (101, 95240), (202, 47620), (404, 23810), (505, 19048), (808, 11905), (1010, 9524), (2020, 4762), (2381, 4040)]