3951080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 10333440

約数和(自身を除く): 6382360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 103, 137, 140, 206, 274, 280, 412, 515, 548, 685, 721, 824, 959, 1030, 1096, 1370, 1442, 1918, 2060, 2740, 2884, 3605, 3836, 4120, 4795, 5480, 5768, 7210, 7672, 9590, 14111, 14420, 19180, 28222, 28840, 38360, 56444, 70555, 98777, 112888, 141110, 197554, 282220, 395108, 493885, 564440, 790216, 987770, 1975540, 3951080]

約数ペア:

[(1, 3951080), (2, 1975540), (4, 987770), (5, 790216), (7, 564440), (8, 493885), (10, 395108), (14, 282220), (20, 197554), (28, 141110), (35, 112888), (40, 98777), (56, 70555), (70, 56444), (103, 38360), (137, 28840), (140, 28222), (206, 19180), (274, 14420), (280, 14111), (412, 9590), (515, 7672), (548, 7210), (685, 5768), (721, 5480), (824, 4795), (959, 4120), (1030, 3836), (1096, 3605), (1370, 2884), (1442, 2740), (1918, 2060)]