390252680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{573901}}^1$

素因数の和:573929

約数の個数: 32

約数和(自身を含む): 929721240

約数和(自身を除く): 539468560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 573901, 1147802, 2295604, 2869505, 4591208, 5739010, 9756317, 11478020, 19512634, 22956040, 39025268, 48781585, 78050536, 97563170, 195126340, 390252680]

約数ペア:

[(1, 390252680), (2, 195126340), (4, 97563170), (5, 78050536), (8, 48781585), (10, 39025268), (17, 22956040), (20, 19512634), (34, 11478020), (40, 9756317), (68, 5739010), (85, 4591208), (136, 2869505), (170, 2295604), (340, 1147802), (680, 573901)]