389725630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{57397}}^1$

素因数の和:57508

約数の個数: 32

約数和(自身を含む): 810000576

約数和(自身を除く): 420274946

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 679, 970, 1358, 3395, 6790, 57397, 114794, 286985, 401779, 573970, 803558, 2008895, 4017790, 5567509, 11135018, 27837545, 38972563, 55675090, 77945126, 194862815, 389725630]

約数ペア:

[(1, 389725630), (2, 194862815), (5, 77945126), (7, 55675090), (10, 38972563), (14, 27837545), (35, 11135018), (70, 5567509), (97, 4017790), (194, 2008895), (485, 803558), (679, 573970), (970, 401779), (1358, 286985), (3395, 114794), (6790, 57397)]