3182020

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:807

約数の個数: 24

約数和(自身を含む): 6715800

約数和(自身を除く): 3533780

約数列:

[1, 2, 4, 5, 10, 20, 389, 409, 778, 818, 1556, 1636, 1945, 2045, 3890, 4090, 7780, 8180, 159101, 318202, 636404, 795505, 1591010, 3182020]

約数ペア:

[(1, 3182020), (2, 1591010), (4, 795505), (5, 636404), (10, 318202), (20, 159101), (389, 8180), (409, 7780), (778, 4090), (818, 3890), (1556, 2045), (1636, 1945)]