17071280

素因数分解:

$2^4\times 5^1\times {\mathrm{213391}}^1$

素因数の和:213404

約数の個数: 20

約数和(自身を含む): 39690912

約数和(自身を除く): 22619632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 213391, 426782, 853564, 1066955, 1707128, 2133910, 3414256, 4267820, 8535640, 17071280]

約数ペア:

[(1, 17071280), (2, 8535640), (4, 4267820), (5, 3414256), (8, 2133910), (10, 1707128), (16, 1066955), (20, 853564), (40, 426782), (80, 213391)]