1528780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6949}}^1$

素因数の和:6969

約数の個数: 24

約数和(自身を含む): 3502800

約数和(自身を除く): 1974020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 6949, 13898, 27796, 34745, 69490, 76439, 138980, 152878, 305756, 382195, 764390, 1528780]

約数ペア:

[(1, 1528780), (2, 764390), (4, 382195), (5, 305756), (10, 152878), (11, 138980), (20, 76439), (22, 69490), (44, 34745), (55, 27796), (110, 13898), (220, 6949)]