20211441080

素因数分解:

$2^3\times 5^1\times {\mathrm{505286027}}^1$

素因数の和:505286038

約数の個数: 16

約数和(自身を含む): 45475742520

約数和(自身を除く): 25264301440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 505286027, 1010572054, 2021144108, 2526430135, 4042288216, 5052860270, 10105720540, 20211441080]

約数ペア:

[(1, 20211441080), (2, 10105720540), (4, 5052860270), (5, 4042288216), (8, 2526430135), (10, 2021144108), (20, 1010572054), (40, 505286027)]