30307340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{216481}}^1$

素因数の和:216497

約数の個数: 24

約数和(自身を含む): 72737952

約数和(自身を除く): 42430612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 216481, 432962, 865924, 1082405, 1515367, 2164810, 3030734, 4329620, 6061468, 7576835, 15153670, 30307340]

約数ペア:

[(1, 30307340), (2, 15153670), (4, 7576835), (5, 6061468), (7, 4329620), (10, 3030734), (14, 2164810), (20, 1515367), (28, 1082405), (35, 865924), (70, 432962), (140, 216481)]