20054880452440

素因数分解:

$2^3\times 5^1\times {\mathrm{501372011311}}^1$

素因数の和:501372011322

約数の個数: 16

約数和(自身を含む): 45123481018080

約数和(自身を除く): 25068600565640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501372011311, 1002744022622, 2005488045244, 2506860056555, 4010976090488, 5013720113110, 10027440226220, 20054880452440]

約数ペア:

[(1, 20054880452440), (2, 10027440226220), (4, 5013720113110), (5, 4010976090488), (8, 2506860056555), (10, 2005488045244), (20, 1002744022622), (40, 501372011311)]