1886390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1559}}^1$

素因数の和:1588

約数の個数: 24

約数和(自身を含む): 3734640

約数和(自身を除く): 1848250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1559, 3118, 7795, 15590, 17149, 34298, 85745, 171490, 188639, 377278, 943195, 1886390]

約数ペア:

[(1, 1886390), (2, 943195), (5, 377278), (10, 188639), (11, 171490), (22, 85745), (55, 34298), (110, 17149), (121, 15590), (242, 7795), (605, 3118), (1210, 1559)]