28448860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129313}}^1$

素因数の和:129333

約数の個数: 24

約数和(自身を含む): 65174256

約数和(自身を除く): 36725396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129313, 258626, 517252, 646565, 1293130, 1422443, 2586260, 2844886, 5689772, 7112215, 14224430, 28448860]

約数ペア:

[(1, 28448860), (2, 14224430), (4, 7112215), (5, 5689772), (10, 2844886), (11, 2586260), (20, 1422443), (22, 1293130), (44, 646565), (55, 517252), (110, 258626), (220, 129313)]