7729240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2647}}^1$

素因数の和:2731

約数の個数: 32

約数和(自身を含む): 17635680

約数和(自身を除く): 9906440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2647, 2920, 5294, 10588, 13235, 21176, 26470, 52940, 105880, 193231, 386462, 772924, 966155, 1545848, 1932310, 3864620, 7729240]

約数ペア:

[(1, 7729240), (2, 3864620), (4, 1932310), (5, 1545848), (8, 966155), (10, 772924), (20, 386462), (40, 193231), (73, 105880), (146, 52940), (292, 26470), (365, 21176), (584, 13235), (730, 10588), (1460, 5294), (2647, 2920)]