220550470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{450103}}^1$

素因数の和:450124

約数の個数: 24

約数和(自身を含む): 461806704

約数和(自身を除く): 241256234

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 450103, 900206, 2250515, 3150721, 4501030, 6301442, 15753605, 22055047, 31507210, 44110094, 110275235, 220550470]

約数ペア:

[(1, 220550470), (2, 110275235), (5, 44110094), (7, 31507210), (10, 22055047), (14, 15753605), (35, 6301442), (49, 4501030), (70, 3150721), (98, 2250515), (245, 900206), (490, 450103)]