2016020120

素因数分解:

$2^3\times 5^1\times {\mathrm{1753}}^1\times {\mathrm{28751}}^1$

素因数の和:30515

約数の個数: 32

約数和(自身を含む): 4538790720

約数和(自身を除く): 2522770600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1753, 3506, 7012, 8765, 14024, 17530, 28751, 35060, 57502, 70120, 115004, 143755, 230008, 287510, 575020, 1150040, 50400503, 100801006, 201602012, 252002515, 403204024, 504005030, 1008010060, 2016020120]

約数ペア:

[(1, 2016020120), (2, 1008010060), (4, 504005030), (5, 403204024), (8, 252002515), (10, 201602012), (20, 100801006), (40, 50400503), (1753, 1150040), (3506, 575020), (7012, 287510), (8765, 230008), (14024, 143755), (17530, 115004), (28751, 70120), (35060, 57502)]