18605480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27361}}^1$

素因数の和:27389

約数の個数: 32

約数和(自身を含む): 44326440

約数和(自身を除く): 25720960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 27361, 54722, 109444, 136805, 218888, 273610, 465137, 547220, 930274, 1094440, 1860548, 2325685, 3721096, 4651370, 9302740, 18605480]

約数ペア:

[(1, 18605480), (2, 9302740), (4, 4651370), (5, 3721096), (8, 2325685), (10, 1860548), (17, 1094440), (20, 930274), (34, 547220), (40, 465137), (68, 273610), (85, 218888), (136, 136805), (170, 109444), (340, 54722), (680, 27361)]