3120020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2137}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 6644904

約数和(自身を除く): 3524884

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2137, 4274, 8548, 10685, 21370, 42740, 156001, 312002, 624004, 780005, 1560010, 3120020]

約数ペア:

[(1, 3120020), (2, 1560010), (4, 780005), (5, 624004), (10, 312002), (20, 156001), (73, 42740), (146, 21370), (292, 10685), (365, 8548), (730, 4274), (1460, 2137)]