2012203100

素因数分解:

$2^2\times 5^2\times {\mathrm{20122031}}^1$

素因数の和:20122045

約数の個数: 18

約数和(自身を含む): 4366480944

約数和(自身を除く): 2354277844

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 20122031, 40244062, 80488124, 100610155, 201220310, 402440620, 503050775, 1006101550, 2012203100]

約数ペア:

[(1, 2012203100), (2, 1006101550), (4, 503050775), (5, 402440620), (10, 201220310), (20, 100610155), (25, 80488124), (50, 40244062), (100, 20122031)]