4180011980

素因数分解:

$2^2\times 5^1\times {\mathrm{209000599}}^1$

素因数の和:209000608

約数の個数: 12

約数和(自身を含む): 8778025200

約数和(自身を除く): 4598013220

約数列:

[1, 2, 4, 5, 10, 20, 209000599, 418001198, 836002396, 1045002995, 2090005990, 4180011980]

約数ペア:

[(1, 4180011980), (2, 2090005990), (4, 1045002995), (5, 836002396), (10, 418001198), (20, 209000599)]