1810820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8231}}^1$

素因数の和:8251

約数の個数: 24

約数和(自身を含む): 4148928

約数和(自身を除く): 2338108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8231, 16462, 32924, 41155, 82310, 90541, 164620, 181082, 362164, 452705, 905410, 1810820]

約数ペア:

[(1, 1810820), (2, 905410), (4, 452705), (5, 362164), (10, 181082), (11, 164620), (20, 90541), (22, 82310), (44, 41155), (55, 32924), (110, 16462), (220, 8231)]