15325420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69661}}^1$

素因数の和:69681

約数の個数: 24

約数和(自身を含む): 35109648

約数和(自身を除く): 19784228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 69661, 139322, 278644, 348305, 696610, 766271, 1393220, 1532542, 3065084, 3831355, 7662710, 15325420]

約数ペア:

[(1, 15325420), (2, 7662710), (4, 3831355), (5, 3065084), (10, 1532542), (11, 1393220), (20, 766271), (22, 696610), (44, 348305), (55, 278644), (110, 139322), (220, 69661)]