200726740

素因数分解:

$2^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{5051}}^1$

素因数の和:7047

約数の個数: 24

約数和(自身を含む): 421821792

約数和(自身を除く): 221095052

約数列:

[1, 2, 4, 5, 10, 20, 1987, 3974, 5051, 7948, 9935, 10102, 19870, 20204, 25255, 39740, 50510, 101020, 10036337, 20072674, 40145348, 50181685, 100363370, 200726740]

約数ペア:

[(1, 200726740), (2, 100363370), (4, 50181685), (5, 40145348), (10, 20072674), (20, 10036337), (1987, 101020), (3974, 50510), (5051, 39740), (7948, 25255), (9935, 20204), (10102, 19870)]