68530780

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{9041}}^1$

素因数の和:9429

約数の個数: 24

約数和(自身を含む): 144310320

約数和(自身を除く): 75779540

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1516, 1895, 3790, 7580, 9041, 18082, 36164, 45205, 90410, 180820, 3426539, 6853078, 13706156, 17132695, 34265390, 68530780]

約数ペア:

[(1, 68530780), (2, 34265390), (4, 17132695), (5, 13706156), (10, 6853078), (20, 3426539), (379, 180820), (758, 90410), (1516, 45205), (1895, 36164), (3790, 18082), (7580, 9041)]