104080360

素因数分解:

$2^3\times 5^1\times {\mathrm{2602009}}^1$

素因数の和:2602020

約数の個数: 16

約数和(自身を含む): 234180900

約数和(自身を除く): 130100540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2602009, 5204018, 10408036, 13010045, 20816072, 26020090, 52040180, 104080360]

約数ペア:

[(1, 104080360), (2, 52040180), (4, 26020090), (5, 20816072), (8, 13010045), (10, 10408036), (20, 5204018), (40, 2602009)]