201660976780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{530686781}}^1$

素因数の和:530686809

約数の個数: 24

約数和(自身を含む): 445776896880

約数和(自身を除く): 244115920100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 530686781, 1061373562, 2122747124, 2653433905, 5306867810, 10083048839, 10613735620, 20166097678, 40332195356, 50415244195, 100830488390, 201660976780]

約数ペア:

[(1, 201660976780), (2, 100830488390), (4, 50415244195), (5, 40332195356), (10, 20166097678), (19, 10613735620), (20, 10083048839), (38, 5306867810), (76, 2653433905), (95, 2122747124), (190, 1061373562), (380, 530686781)]