142106740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{417961}}^1$

素因数の和:417987

約数の個数: 24

約数和(自身を含む): 315979272

約数和(自身を除く): 173872532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 417961, 835922, 1671844, 2089805, 4179610, 7105337, 8359220, 14210674, 28421348, 35526685, 71053370, 142106740]

約数ペア:

[(1, 142106740), (2, 71053370), (4, 35526685), (5, 28421348), (10, 14210674), (17, 8359220), (20, 7105337), (34, 4179610), (68, 2089805), (85, 1671844), (170, 835922), (340, 417961)]