441680

素因数分解:

$2^4\times 5^1\times {\mathrm{5521}}^1$

素因数の和:5534

約数の個数: 20

約数和(自身を含む): 1027092

約数和(自身を除く): 585412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5521, 11042, 22084, 27605, 44168, 55210, 88336, 110420, 220840, 441680]

約数ペア:

[(1, 441680), (2, 220840), (4, 110420), (5, 88336), (8, 55210), (10, 44168), (16, 27605), (20, 22084), (40, 11042), (80, 5521)]