17321680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5281}}^1$

素因数の和:5335

約数の個数: 40

約数和(自身を含む): 41262984

約数和(自身を除く): 23941304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 5281, 10562, 21124, 26405, 42248, 52810, 84496, 105620, 211240, 216521, 422480, 433042, 866084, 1082605, 1732168, 2165210, 3464336, 4330420, 8660840, 17321680]

約数ペア:

[(1, 17321680), (2, 8660840), (4, 4330420), (5, 3464336), (8, 2165210), (10, 1732168), (16, 1082605), (20, 866084), (40, 433042), (41, 422480), (80, 216521), (82, 211240), (164, 105620), (205, 84496), (328, 52810), (410, 42248), (656, 26405), (820, 21124), (1640, 10562), (3280, 5281)]