4203620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2081}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 8919288

約数和(自身を除く): 4715668

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 2081, 4162, 8324, 10405, 20810, 41620, 210181, 420362, 840724, 1050905, 2101810, 4203620]

約数ペア:

[(1, 4203620), (2, 2101810), (4, 1050905), (5, 840724), (10, 420362), (20, 210181), (101, 41620), (202, 20810), (404, 10405), (505, 8324), (1010, 4162), (2020, 2081)]