2246240

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 5397840

約数和(自身を除く): 3151600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 139, 160, 202, 278, 404, 505, 556, 695, 808, 1010, 1112, 1390, 1616, 2020, 2224, 2780, 3232, 4040, 4448, 5560, 8080, 11120, 14039, 16160, 22240, 28078, 56156, 70195, 112312, 140390, 224624, 280780, 449248, 561560, 1123120, 2246240]

約数ペア:

[(1, 2246240), (2, 1123120), (4, 561560), (5, 449248), (8, 280780), (10, 224624), (16, 140390), (20, 112312), (32, 70195), (40, 56156), (80, 28078), (101, 22240), (139, 16160), (160, 14039), (202, 11120), (278, 8080), (404, 5560), (505, 4448), (556, 4040), (695, 3232), (808, 2780), (1010, 2224), (1112, 2020), (1390, 1616)]