20570170

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{121001}}^1$

素因数の和:121025

約数の個数: 16

約数和(自身を含む): 39204648

約数和(自身を除く): 18634478

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 121001, 242002, 605005, 1210010, 2057017, 4114034, 10285085, 20570170]

約数ペア:

[(1, 20570170), (2, 10285085), (5, 4114034), (10, 2057017), (17, 1210010), (34, 605005), (85, 242002), (170, 121001)]