766403140

素因数分解:

$2^2\times 5^1\times {\mathrm{4871}}^1\times {\mathrm{7867}}^1$

素因数の和:12747

約数の個数: 24

約数和(自身を含む): 1609981632

約数和(自身を除く): 843578492

約数列:

[1, 2, 4, 5, 10, 20, 4871, 7867, 9742, 15734, 19484, 24355, 31468, 39335, 48710, 78670, 97420, 157340, 38320157, 76640314, 153280628, 191600785, 383201570, 766403140]

約数ペア:

[(1, 766403140), (2, 383201570), (4, 191600785), (5, 153280628), (10, 76640314), (20, 38320157), (4871, 157340), (7867, 97420), (9742, 78670), (15734, 48710), (19484, 39335), (24355, 31468)]