123676490

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{252401}}^1$

素因数の和:252422

約数の個数: 24

約数和(自身を含む): 258964452

約数和(自身を除く): 135287962

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 252401, 504802, 1262005, 1766807, 2524010, 3533614, 8834035, 12367649, 17668070, 24735298, 61838245, 123676490]

約数ペア:

[(1, 123676490), (2, 61838245), (5, 24735298), (7, 17668070), (10, 12367649), (14, 8834035), (35, 3533614), (49, 2524010), (70, 1766807), (98, 1262005), (245, 504802), (490, 252401)]