22288900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11731}}^1$

素因数の和:11764

約数の個数: 36

約数和(自身を含む): 50916880

約数和(自身を除く): 28627980

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 11731, 23462, 46924, 58655, 117310, 222889, 234620, 293275, 445778, 586550, 891556, 1114445, 1173100, 2228890, 4457780, 5572225, 11144450, 22288900]

約数ペア:

[(1, 22288900), (2, 11144450), (4, 5572225), (5, 4457780), (10, 2228890), (19, 1173100), (20, 1114445), (25, 891556), (38, 586550), (50, 445778), (76, 293275), (95, 234620), (100, 222889), (190, 117310), (380, 58655), (475, 46924), (950, 23462), (1900, 11731)]