2005028090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{33749}}^1$

素因数の和:34226

約数の個数: 32

約数和(自身を含む): 3895290000

約数和(自身を除く): 1890261910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 457, 914, 2285, 4570, 5941, 11882, 29705, 33749, 59410, 67498, 168745, 337490, 438737, 877474, 2193685, 4387370, 15423293, 30846586, 77116465, 154232930, 200502809, 401005618, 1002514045, 2005028090]

約数ペア:

[(1, 2005028090), (2, 1002514045), (5, 401005618), (10, 200502809), (13, 154232930), (26, 77116465), (65, 30846586), (130, 15423293), (457, 4387370), (914, 2193685), (2285, 877474), (4570, 438737), (5941, 337490), (11882, 168745), (29705, 67498), (33749, 59410)]