20582200

素因数分解:

$2^3\times 5^2\times {\mathrm{102911}}^1$

素因数の和:102927

約数の個数: 24

約数和(自身を含む): 47854080

約数和(自身を除く): 27271880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 102911, 205822, 411644, 514555, 823288, 1029110, 2058220, 2572775, 4116440, 5145550, 10291100, 20582200]

約数ペア:

[(1, 20582200), (2, 10291100), (4, 5145550), (5, 4116440), (8, 2572775), (10, 2058220), (20, 1029110), (25, 823288), (40, 514555), (50, 411644), (100, 205822), (200, 102911)]