2118280

素因数分解:

$2^3\times 5^1\times {\mathrm{52957}}^1$

素因数の和:52968

約数の個数: 16

約数和(自身を含む): 4766220

約数和(自身を除く): 2647940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52957, 105914, 211828, 264785, 423656, 529570, 1059140, 2118280]

約数ペア:

[(1, 2118280), (2, 1059140), (4, 529570), (5, 423656), (8, 264785), (10, 211828), (20, 105914), (40, 52957)]