4087700

素因数分解:

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

素因数の和:1052

約数の個数: 36

約数和(自身を含む): 9095772

約数和(自身を除く): 5008072

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 997, 1025, 1994, 2050, 3988, 4100, 4985, 9970, 19940, 24925, 40877, 49850, 81754, 99700, 163508, 204385, 408770, 817540, 1021925, 2043850, 4087700]

約数ペア:

[(1, 4087700), (2, 2043850), (4, 1021925), (5, 817540), (10, 408770), (20, 204385), (25, 163508), (41, 99700), (50, 81754), (82, 49850), (100, 40877), (164, 24925), (205, 19940), (410, 9970), (820, 4985), (997, 4100), (1025, 3988), (1994, 2050)]