1789660

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2081}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 3847536

約数和(自身を除く): 2057876

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 2081, 4162, 8324, 10405, 20810, 41620, 89483, 178966, 357932, 447415, 894830, 1789660]

約数ペア:

[(1, 1789660), (2, 894830), (4, 447415), (5, 357932), (10, 178966), (20, 89483), (43, 41620), (86, 20810), (172, 10405), (215, 8324), (430, 4162), (860, 2081)]