172182020

素因数分解:

$2^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{3631}}^1$

素因数の和:6011

約数の個数: 24

約数和(自身を含む): 361834368

約数和(自身を除く): 189652348

約数列:

[1, 2, 4, 5, 10, 20, 2371, 3631, 4742, 7262, 9484, 11855, 14524, 18155, 23710, 36310, 47420, 72620, 8609101, 17218202, 34436404, 43045505, 86091010, 172182020]

約数ペア:

[(1, 172182020), (2, 86091010), (4, 43045505), (5, 34436404), (10, 17218202), (20, 8609101), (2371, 72620), (3631, 47420), (4742, 36310), (7262, 23710), (9484, 18155), (11855, 14524)]