22132280

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{1249}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 49950000

約数和(自身を除く): 27817720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 886, 1249, 1772, 2215, 2498, 3544, 4430, 4996, 6245, 8860, 9992, 12490, 17720, 24980, 49960, 553307, 1106614, 2213228, 2766535, 4426456, 5533070, 11066140, 22132280]

約数ペア:

[(1, 22132280), (2, 11066140), (4, 5533070), (5, 4426456), (8, 2766535), (10, 2213228), (20, 1106614), (40, 553307), (443, 49960), (886, 24980), (1249, 17720), (1772, 12490), (2215, 9992), (2498, 8860), (3544, 6245), (4430, 4996)]