2899930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 5842368

約数和(自身を除く): 2942438

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 643, 902, 1286, 2255, 3215, 4510, 6430, 7073, 14146, 26363, 35365, 52726, 70730, 131815, 263630, 289993, 579986, 1449965, 2899930]

約数ペア:

[(1, 2899930), (2, 1449965), (5, 579986), (10, 289993), (11, 263630), (22, 131815), (41, 70730), (55, 52726), (82, 35365), (110, 26363), (205, 14146), (410, 7073), (451, 6430), (643, 4510), (902, 3215), (1286, 2255)]