2013752080

素因数分解:

$2^4\times 5^1\times {\mathrm{25171901}}^1$

素因数の和:25171914

約数の個数: 20

約数和(自身を含む): 4681973772

約数和(自身を除く): 2668221692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25171901, 50343802, 100687604, 125859505, 201375208, 251719010, 402750416, 503438020, 1006876040, 2013752080]

約数ペア:

[(1, 2013752080), (2, 1006876040), (4, 503438020), (5, 402750416), (8, 251719010), (10, 201375208), (16, 125859505), (20, 100687604), (40, 50343802), (80, 25171901)]