42840170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252001}}^1$

素因数の和:252025

約数の個数: 16

約数和(自身を含む): 81648648

約数和(自身を除く): 38808478

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 252001, 504002, 1260005, 2520010, 4284017, 8568034, 21420085, 42840170]

約数ペア:

[(1, 42840170), (2, 21420085), (5, 8568034), (10, 4284017), (17, 2520010), (34, 1260005), (85, 504002), (170, 252001)]