206931410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{422309}}^1$

素因数の和:422330

約数の個数: 24

約数和(自身を含む): 433290060

約数和(自身を除く): 226358650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 422309, 844618, 2111545, 2956163, 4223090, 5912326, 14780815, 20693141, 29561630, 41386282, 103465705, 206931410]

約数ペア:

[(1, 206931410), (2, 103465705), (5, 41386282), (7, 29561630), (10, 20693141), (14, 14780815), (35, 5912326), (49, 4223090), (70, 2956163), (98, 2111545), (245, 844618), (490, 422309)]