870435440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1554349}}^1$

素因数の和:1554369

約数の個数: 40

約数和(自身を含む): 2312872800

約数和(自身を除く): 1442437360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1554349, 3108698, 6217396, 7771745, 10880443, 12434792, 15543490, 21760886, 24869584, 31086980, 43521772, 54402215, 62173960, 87043544, 108804430, 124347920, 174087088, 217608860, 435217720, 870435440]

約数ペア:

[(1, 870435440), (2, 435217720), (4, 217608860), (5, 174087088), (7, 124347920), (8, 108804430), (10, 87043544), (14, 62173960), (16, 54402215), (20, 43521772), (28, 31086980), (35, 24869584), (40, 21760886), (56, 15543490), (70, 12434792), (80, 10880443), (112, 7771745), (140, 6217396), (280, 3108698), (560, 1554349)]