304821580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2177297}}^1$

素因数の和:2177313

約数の個数: 24

約数和(自身を含む): 731572128

約数和(自身を除く): 426750548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2177297, 4354594, 8709188, 10886485, 15241079, 21772970, 30482158, 43545940, 60964316, 76205395, 152410790, 304821580]

約数ペア:

[(1, 304821580), (2, 152410790), (4, 76205395), (5, 60964316), (7, 43545940), (10, 30482158), (14, 21772970), (20, 15241079), (28, 10886485), (35, 8709188), (70, 4354594), (140, 2177297)]