42719120

素因数分解:

$2^4\times 5^1\times {\mathrm{533989}}^1$

素因数の和:534002

約数の個数: 20

約数和(自身を含む): 99322140

約数和(自身を除く): 56603020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 533989, 1067978, 2135956, 2669945, 4271912, 5339890, 8543824, 10679780, 21359560, 42719120]

約数ペア:

[(1, 42719120), (2, 21359560), (4, 10679780), (5, 8543824), (8, 5339890), (10, 4271912), (16, 2669945), (20, 2135956), (40, 1067978), (80, 533989)]