42742280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6637}}^1$

素因数の和:6678

約数の個数: 64

約数和(自身を含む): 114704640

約数和(自身を除く): 71962360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 6637, 13274, 26548, 33185, 46459, 53096, 66370, 92918, 132740, 152651, 185836, 232295, 265480, 305302, 371672, 464590, 610604, 763255, 929180, 1068557, 1221208, 1526510, 1858360, 2137114, 3053020, 4274228, 5342785, 6106040, 8548456, 10685570, 21371140, 42742280]

約数ペア:

[(1, 42742280), (2, 21371140), (4, 10685570), (5, 8548456), (7, 6106040), (8, 5342785), (10, 4274228), (14, 3053020), (20, 2137114), (23, 1858360), (28, 1526510), (35, 1221208), (40, 1068557), (46, 929180), (56, 763255), (70, 610604), (92, 464590), (115, 371672), (140, 305302), (161, 265480), (184, 232295), (230, 185836), (280, 152651), (322, 132740), (460, 92918), (644, 66370), (805, 53096), (920, 46459), (1288, 33185), (1610, 26548), (3220, 13274), (6440, 6637)]