2012351860

素因数分解:

$2^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{197677}}^1$

素因数の和:198195

約数の個数: 24

約数和(自身を含む): 4234262760

約数和(自身を除く): 2221910900

約数列:

[1, 2, 4, 5, 10, 20, 509, 1018, 2036, 2545, 5090, 10180, 197677, 395354, 790708, 988385, 1976770, 3953540, 100617593, 201235186, 402470372, 503087965, 1006175930, 2012351860]

約数ペア:

[(1, 2012351860), (2, 1006175930), (4, 503087965), (5, 402470372), (10, 201235186), (20, 100617593), (509, 3953540), (1018, 1976770), (2036, 988385), (2545, 790708), (5090, 395354), (10180, 197677)]