207942680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{472597}}^1$

素因数の和:472619

約数の個数: 32

約数和(自身を含む): 510405840

約数和(自身を除く): 302463160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 472597, 945194, 1890388, 2362985, 3780776, 4725970, 5198567, 9451940, 10397134, 18903880, 20794268, 25992835, 41588536, 51985670, 103971340, 207942680]

約数ペア:

[(1, 207942680), (2, 103971340), (4, 51985670), (5, 41588536), (8, 25992835), (10, 20794268), (11, 18903880), (20, 10397134), (22, 9451940), (40, 5198567), (44, 4725970), (55, 3780776), (88, 2362985), (110, 1890388), (220, 945194), (440, 472597)]