250146680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{893381}}^1$

素因数の和:893399

約数の個数: 32

約数和(自身を含む): 643235040

約数和(自身を除く): 393088360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 893381, 1786762, 3573524, 4466905, 6253667, 7147048, 8933810, 12507334, 17867620, 25014668, 31268335, 35735240, 50029336, 62536670, 125073340, 250146680]

約数ペア:

[(1, 250146680), (2, 125073340), (4, 62536670), (5, 50029336), (7, 35735240), (8, 31268335), (10, 25014668), (14, 17867620), (20, 12507334), (28, 8933810), (35, 7147048), (40, 6253667), (56, 4466905), (70, 3573524), (140, 1786762), (280, 893381)]