17206780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45281}}^1$

素因数の和:45309

約数の個数: 24

約数和(自身を含む): 38036880

約数和(自身を除く): 20830100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 45281, 90562, 181124, 226405, 452810, 860339, 905620, 1720678, 3441356, 4301695, 8603390, 17206780]

約数ペア:

[(1, 17206780), (2, 8603390), (4, 4301695), (5, 3441356), (10, 1720678), (19, 905620), (20, 860339), (38, 452810), (76, 226405), (95, 181124), (190, 90562), (380, 45281)]