1741240

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:543

約数の個数: 32

約数和(自身を含む): 3965760

約数和(自身を除く): 2224520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 431, 505, 808, 862, 1010, 1724, 2020, 2155, 3448, 4040, 4310, 8620, 17240, 43531, 87062, 174124, 217655, 348248, 435310, 870620, 1741240]

約数ペア:

[(1, 1741240), (2, 870620), (4, 435310), (5, 348248), (8, 217655), (10, 174124), (20, 87062), (40, 43531), (101, 17240), (202, 8620), (404, 4310), (431, 4040), (505, 3448), (808, 2155), (862, 2020), (1010, 1724)]