66423910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{135559}}^1$

素因数の和:135580

約数の個数: 24

約数和(自身を含む): 139084560

約数和(自身を除く): 72660650

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 135559, 271118, 677795, 948913, 1355590, 1897826, 4744565, 6642391, 9489130, 13284782, 33211955, 66423910]

約数ペア:

[(1, 66423910), (2, 33211955), (5, 13284782), (7, 9489130), (10, 6642391), (14, 4744565), (35, 1897826), (49, 1355590), (70, 948913), (98, 677795), (245, 271118), (490, 135559)]