2224254820

素因数分解:

$2^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{64621}}^1$

素因数の和:66351

約数の個数: 24

約数和(自身を含む): 4673721528

約数和(自身を除く): 2449466708

約数列:

[1, 2, 4, 5, 10, 20, 1721, 3442, 6884, 8605, 17210, 34420, 64621, 129242, 258484, 323105, 646210, 1292420, 111212741, 222425482, 444850964, 556063705, 1112127410, 2224254820]

約数ペア:

[(1, 2224254820), (2, 1112127410), (4, 556063705), (5, 444850964), (10, 222425482), (20, 111212741), (1721, 1292420), (3442, 646210), (6884, 323105), (8605, 258484), (17210, 129242), (34420, 64621)]