2207720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 5027400

約数和(自身を除く): 2819680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 569, 776, 970, 1138, 1940, 2276, 2845, 3880, 4552, 5690, 11380, 22760, 55193, 110386, 220772, 275965, 441544, 551930, 1103860, 2207720]

約数ペア:

[(1, 2207720), (2, 1103860), (4, 551930), (5, 441544), (8, 275965), (10, 220772), (20, 110386), (40, 55193), (97, 22760), (194, 11380), (388, 5690), (485, 4552), (569, 3880), (776, 2845), (970, 2276), (1138, 1940)]