20166078320

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1509437}}^1$

素因数の和:1509617

約数の個数: 40

約数和(自身を含む): 47166918624

約数和(自身を除く): 27000840304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 1509437, 3018874, 6037748, 7547185, 12075496, 15094370, 24150992, 30188740, 60377480, 120754960, 252075979, 504151958, 1008303916, 1260379895, 2016607832, 2520759790, 4033215664, 5041519580, 10083039160, 20166078320]

約数ペア:

[(1, 20166078320), (2, 10083039160), (4, 5041519580), (5, 4033215664), (8, 2520759790), (10, 2016607832), (16, 1260379895), (20, 1008303916), (40, 504151958), (80, 252075979), (167, 120754960), (334, 60377480), (668, 30188740), (835, 24150992), (1336, 15094370), (1670, 12075496), (2672, 7547185), (3340, 6037748), (6680, 3018874), (13360, 1509437)]