220140435880

素因数分解:

$2^3\times 5^1\times {\mathrm{5503510897}}^1$

素因数の和:5503510908

約数の個数: 16

約数和(自身を含む): 495315980820

約数和(自身を除く): 275175544940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5503510897, 11007021794, 22014043588, 27517554485, 44028087176, 55035108970, 110070217940, 220140435880]

約数ペア:

[(1, 220140435880), (2, 110070217940), (4, 55035108970), (5, 44028087176), (8, 27517554485), (10, 22014043588), (20, 11007021794), (40, 5503510897)]