211370620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{96959}}^1$

素因数の和:97077

約数の個数: 24

約数和(自身を含む): 447955200

約数和(自身を除く): 236584580

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 96959, 193918, 387836, 484795, 969590, 1939180, 10568531, 21137062, 42274124, 52842655, 105685310, 211370620]

約数ペア:

[(1, 211370620), (2, 105685310), (4, 52842655), (5, 42274124), (10, 21137062), (20, 10568531), (109, 1939180), (218, 969590), (436, 484795), (545, 387836), (1090, 193918), (2180, 96959)]