30688648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1999}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 61200000

約数和(自身を除く): 30511352

約数列:

[1, 2, 4, 8, 19, 38, 76, 101, 152, 202, 404, 808, 1919, 1999, 3838, 3998, 7676, 7996, 15352, 15992, 37981, 75962, 151924, 201899, 303848, 403798, 807596, 1615192, 3836081, 7672162, 15344324, 30688648]

約数ペア:

[(1, 30688648), (2, 15344324), (4, 7672162), (8, 3836081), (19, 1615192), (38, 807596), (76, 403798), (101, 303848), (152, 201899), (202, 151924), (404, 75962), (808, 37981), (1919, 15992), (1999, 15352), (3838, 7996), (3998, 7676)]