2204440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7873}}^1$

素因数の和:7891

約数の個数: 32

約数和(自身を含む): 5669280

約数和(自身を除く): 3464840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7873, 15746, 31492, 39365, 55111, 62984, 78730, 110222, 157460, 220444, 275555, 314920, 440888, 551110, 1102220, 2204440]

約数ペア:

[(1, 2204440), (2, 1102220), (4, 551110), (5, 440888), (7, 314920), (8, 275555), (10, 220444), (14, 157460), (20, 110222), (28, 78730), (35, 62984), (40, 55111), (56, 39365), (70, 31492), (140, 15746), (280, 7873)]