1801820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3949

約数の個数: 24

約数和(自身を含む): 3949344

約数和(自身を除く): 2147524

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 3917, 7834, 15668, 19585, 39170, 78340, 90091, 180182, 360364, 450455, 900910, 1801820]

約数ペア:

[(1, 1801820), (2, 900910), (4, 450455), (5, 360364), (10, 180182), (20, 90091), (23, 78340), (46, 39170), (92, 19585), (115, 15668), (230, 7834), (460, 3917)]