1824140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{409}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 3857280

約数和(自身を除く): 2033140

約数列:

[1, 2, 4, 5, 10, 20, 223, 409, 446, 818, 892, 1115, 1636, 2045, 2230, 4090, 4460, 8180, 91207, 182414, 364828, 456035, 912070, 1824140]

約数ペア:

[(1, 1824140), (2, 912070), (4, 456035), (5, 364828), (10, 182414), (20, 91207), (223, 8180), (409, 4460), (446, 4090), (818, 2230), (892, 2045), (1115, 1636)]