8433620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 19286400

約数和(自身を除く): 10852780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 199, 260, 326, 398, 652, 796, 815, 995, 1630, 1990, 2119, 2587, 3260, 3980, 4238, 5174, 8476, 10348, 10595, 12935, 21190, 25870, 32437, 42380, 51740, 64874, 129748, 162185, 324370, 421681, 648740, 843362, 1686724, 2108405, 4216810, 8433620]

約数ペア:

[(1, 8433620), (2, 4216810), (4, 2108405), (5, 1686724), (10, 843362), (13, 648740), (20, 421681), (26, 324370), (52, 162185), (65, 129748), (130, 64874), (163, 51740), (199, 42380), (260, 32437), (326, 25870), (398, 21190), (652, 12935), (796, 10595), (815, 10348), (995, 8476), (1630, 5174), (1990, 4238), (2119, 3980), (2587, 3260)]