2043850

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1050

約数の個数: 24

約数和(自身を含む): 3898188

約数和(自身を除く): 1854338

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 997, 1025, 1994, 2050, 4985, 9970, 24925, 40877, 49850, 81754, 204385, 408770, 1021925, 2043850]

約数ペア:

[(1, 2043850), (2, 1021925), (5, 408770), (10, 204385), (25, 81754), (41, 49850), (50, 40877), (82, 24925), (205, 9970), (410, 4985), (997, 2050), (1025, 1994)]