104080280

素因数分解:

$2^3\times 5^1\times {\mathrm{2602007}}^1$

素因数の和:2602018

約数の個数: 16

約数和(自身を含む): 234180720

約数和(自身を除く): 130100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2602007, 5204014, 10408028, 13010035, 20816056, 26020070, 52040140, 104080280]

約数ペア:

[(1, 104080280), (2, 52040140), (4, 26020070), (5, 20816056), (8, 13010035), (10, 10408028), (20, 5204014), (40, 2602007)]