1661471508740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1239904111}}^1$

素因数の和:1239904187

約数の個数: 24

約数和(自身を含む): 3541166143872

約数和(自身を除く): 1879694635132

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1239904111, 2479808222, 4959616444, 6199520555, 12399041110, 24798082220, 83073575437, 166147150874, 332294301748, 415367877185, 830735754370, 1661471508740]

約数ペア:

[(1, 1661471508740), (2, 830735754370), (4, 415367877185), (5, 332294301748), (10, 166147150874), (20, 83073575437), (67, 24798082220), (134, 12399041110), (268, 6199520555), (335, 4959616444), (670, 2479808222), (1340, 1239904111)]