28301110

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31799}}^1$

素因数の和:31895

約数の個数: 16

約数和(自身を含む): 51516000

約数和(自身を除く): 23214890

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 31799, 63598, 158995, 317990, 2830111, 5660222, 14150555, 28301110]

約数ペア:

[(1, 28301110), (2, 14150555), (5, 5660222), (10, 2830111), (89, 317990), (178, 158995), (445, 63598), (890, 31799)]