84801620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{41981}}^1$

素因数の和:42091

約数の個数: 24

約数和(自身を含む): 179850888

約数和(自身を除く): 95049268

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 41981, 83962, 167924, 209905, 419810, 839620, 4240081, 8480162, 16960324, 21200405, 42400810, 84801620]

約数ペア:

[(1, 84801620), (2, 42400810), (4, 21200405), (5, 16960324), (10, 8480162), (20, 4240081), (101, 839620), (202, 419810), (404, 209905), (505, 167924), (1010, 83962), (2020, 41981)]