56796280

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5657}}^1$

素因数の和:5919

約数の個数: 32

約数和(自身を含む): 128323440

約数和(自身を除く): 71527160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 5657, 10040, 11314, 22628, 28285, 45256, 56570, 113140, 226280, 1419907, 2839814, 5679628, 7099535, 11359256, 14199070, 28398140, 56796280]

約数ペア:

[(1, 56796280), (2, 28398140), (4, 14199070), (5, 11359256), (8, 7099535), (10, 5679628), (20, 2839814), (40, 1419907), (251, 226280), (502, 113140), (1004, 56570), (1255, 45256), (2008, 28285), (2510, 22628), (5020, 11314), (5657, 10040)]