304819340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2177281}}^1$

素因数の和:2177297

約数の個数: 24

約数和(自身を含む): 731566752

約数和(自身を除く): 426747412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2177281, 4354562, 8709124, 10886405, 15240967, 21772810, 30481934, 43545620, 60963868, 76204835, 152409670, 304819340]

約数ペア:

[(1, 304819340), (2, 152409670), (4, 76204835), (5, 60963868), (7, 43545620), (10, 30481934), (14, 21772810), (20, 15240967), (28, 10886405), (35, 8709124), (70, 4354562), (140, 2177281)]