2122780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9649}}^1$

素因数の和:9669

約数の個数: 24

約数和(自身を含む): 4863600

約数和(自身を除く): 2740820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9649, 19298, 38596, 48245, 96490, 106139, 192980, 212278, 424556, 530695, 1061390, 2122780]

約数ペア:

[(1, 2122780), (2, 1061390), (4, 530695), (5, 424556), (10, 212278), (11, 192980), (20, 106139), (22, 96490), (44, 48245), (55, 38596), (110, 19298), (220, 9649)]