7403480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:348

約数の個数: 64

約数和(自身を含む): 19275840

約数和(自身を除く): 11872360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 193, 274, 280, 386, 548, 685, 772, 959, 965, 1096, 1351, 1370, 1544, 1918, 1930, 2702, 2740, 3836, 3860, 4795, 5404, 5480, 6755, 7672, 7720, 9590, 10808, 13510, 19180, 26441, 27020, 38360, 52882, 54040, 105764, 132205, 185087, 211528, 264410, 370174, 528820, 740348, 925435, 1057640, 1480696, 1850870, 3701740, 7403480]

約数ペア:

[(1, 7403480), (2, 3701740), (4, 1850870), (5, 1480696), (7, 1057640), (8, 925435), (10, 740348), (14, 528820), (20, 370174), (28, 264410), (35, 211528), (40, 185087), (56, 132205), (70, 105764), (137, 54040), (140, 52882), (193, 38360), (274, 27020), (280, 26441), (386, 19180), (548, 13510), (685, 10808), (772, 9590), (959, 7720), (965, 7672), (1096, 6755), (1351, 5480), (1370, 5404), (1544, 4795), (1918, 3860), (1930, 3836), (2702, 2740)]