71929340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{513781}}^1$

素因数の和:513797

約数の個数: 24

約数和(自身を含む): 172630752

約数和(自身を除く): 100701412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 513781, 1027562, 2055124, 2568905, 3596467, 5137810, 7192934, 10275620, 14385868, 17982335, 35964670, 71929340]

約数ペア:

[(1, 71929340), (2, 35964670), (4, 17982335), (5, 14385868), (7, 10275620), (10, 7192934), (14, 5137810), (20, 3596467), (28, 2568905), (35, 2055124), (70, 1027562), (140, 513781)]