2019324213520

素因数分解:

$2^4\times 5^1\times {\mathrm{25241552669}}^1$

素因数の和:25241552682

約数の個数: 20

約数和(自身を含む): 4694928796620

約数和(自身を除く): 2675604583100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25241552669, 50483105338, 100966210676, 126207763345, 201932421352, 252415526690, 403864842704, 504831053380, 1009662106760, 2019324213520]

約数ペア:

[(1, 2019324213520), (2, 1009662106760), (4, 504831053380), (5, 403864842704), (8, 252415526690), (10, 201932421352), (16, 126207763345), (20, 100966210676), (40, 50483105338), (80, 25241552669)]