10304020

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5101}}^1$

素因数の和:5211

約数の個数: 24

約数和(自身を含む): 21856968

約数和(自身を除く): 11552948

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 5101, 10202, 20404, 25505, 51010, 102020, 515201, 1030402, 2060804, 2576005, 5152010, 10304020]

約数ペア:

[(1, 10304020), (2, 5152010), (4, 2576005), (5, 2060804), (10, 1030402), (20, 515201), (101, 102020), (202, 51010), (404, 25505), (505, 20404), (1010, 10202), (2020, 5101)]