68930780

素因数分解:

$2^2\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{1933}}^1$

素因数の和:3725

約数の個数: 24

約数和(自身を含む): 144910752

約数和(自身を除く): 75979972

約数列:

[1, 2, 4, 5, 10, 20, 1783, 1933, 3566, 3866, 7132, 7732, 8915, 9665, 17830, 19330, 35660, 38660, 3446539, 6893078, 13786156, 17232695, 34465390, 68930780]

約数ペア:

[(1, 68930780), (2, 34465390), (4, 17232695), (5, 13786156), (10, 6893078), (20, 3446539), (1783, 38660), (1933, 35660), (3566, 19330), (3866, 17830), (7132, 9665), (7732, 8915)]