788666140

素因数分解:

$2^2\times 5^1\times {\mathrm{10369}}^1\times {\mathrm{3803}}^1$

素因数の和:14181

約数の個数: 24

約数和(自身を含む): 1656794160

約数和(自身を除く): 868128020

約数列:

[1, 2, 4, 5, 10, 20, 3803, 7606, 10369, 15212, 19015, 20738, 38030, 41476, 51845, 76060, 103690, 207380, 39433307, 78866614, 157733228, 197166535, 394333070, 788666140]

約数ペア:

[(1, 788666140), (2, 394333070), (4, 197166535), (5, 157733228), (10, 78866614), (20, 39433307), (3803, 207380), (7606, 103690), (10369, 76060), (15212, 51845), (19015, 41476), (20738, 38030)]