981950

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:532

約数の個数: 24

約数和(自身を含む): 1874880

約数和(自身を除く): 892930

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 479, 958, 1025, 2050, 2395, 4790, 11975, 19639, 23950, 39278, 98195, 196390, 490975, 981950]

約数ペア:

[(1, 981950), (2, 490975), (5, 196390), (10, 98195), (25, 39278), (41, 23950), (50, 19639), (82, 11975), (205, 4790), (410, 2395), (479, 2050), (958, 1025)]