28618160

素因数分解:

$2^4\times 5^1\times {\mathrm{357727}}^1$

素因数の和:357740

約数の個数: 20

約数和(自身を含む): 66537408

約数和(自身を除く): 37919248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357727, 715454, 1430908, 1788635, 2861816, 3577270, 5723632, 7154540, 14309080, 28618160]

約数ペア:

[(1, 28618160), (2, 14309080), (4, 7154540), (5, 5723632), (8, 3577270), (10, 2861816), (16, 1788635), (20, 1430908), (40, 715454), (80, 357727)]