31208470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2887}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 59885568

約数和(自身を除く): 28677098

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 2887, 5405, 5774, 10810, 14435, 28870, 66401, 132802, 135689, 271378, 332005, 664010, 678445, 1356890, 3120847, 6241694, 15604235, 31208470]

約数ペア:

[(1, 31208470), (2, 15604235), (5, 6241694), (10, 3120847), (23, 1356890), (46, 678445), (47, 664010), (94, 332005), (115, 271378), (230, 135689), (235, 132802), (470, 66401), (1081, 28870), (2162, 14435), (2887, 10810), (5405, 5774)]