20199932920

素因数分解:

$2^3\times 5^1\times {\mathrm{16729}}^1\times {\mathrm{30187}}^1$

素因数の和:46927

約数の個数: 32

約数和(自身を含む): 45454071600

約数和(自身を除く): 25254138680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 16729, 30187, 33458, 60374, 66916, 83645, 120748, 133832, 150935, 167290, 241496, 301870, 334580, 603740, 669160, 1207480, 504998323, 1009996646, 2019993292, 2524991615, 4039986584, 5049983230, 10099966460, 20199932920]

約数ペア:

[(1, 20199932920), (2, 10099966460), (4, 5049983230), (5, 4039986584), (8, 2524991615), (10, 2019993292), (20, 1009996646), (40, 504998323), (16729, 1207480), (30187, 669160), (33458, 603740), (60374, 334580), (66916, 301870), (83645, 241496), (120748, 167290), (133832, 150935)]