149726440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{37061}}^1$

素因数の和:37173

約数の個数: 32

約数和(自身を含む): 340229160

約数和(自身を除く): 190502720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 37061, 74122, 148244, 185305, 296488, 370610, 741220, 1482440, 3743161, 7486322, 14972644, 18715805, 29945288, 37431610, 74863220, 149726440]

約数ペア:

[(1, 149726440), (2, 74863220), (4, 37431610), (5, 29945288), (8, 18715805), (10, 14972644), (20, 7486322), (40, 3743161), (101, 1482440), (202, 741220), (404, 370610), (505, 296488), (808, 185305), (1010, 148244), (2020, 74122), (4040, 37061)]