680170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4001}}^1$

素因数の和:4025

約数の個数: 16

約数和(自身を含む): 1296648

約数和(自身を除く): 616478

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 4001, 8002, 20005, 40010, 68017, 136034, 340085, 680170]

約数ペア:

[(1, 680170), (2, 340085), (5, 136034), (10, 68017), (17, 40010), (34, 20005), (85, 8002), (170, 4001)]