170320

素因数分解:

$2^4\times 5^1\times {\mathrm{2129}}^1$

素因数の和:2142

約数の個数: 20

約数和(自身を含む): 396180

約数和(自身を除く): 225860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2129, 4258, 8516, 10645, 17032, 21290, 34064, 42580, 85160, 170320]

約数ペア:

[(1, 170320), (2, 85160), (4, 42580), (5, 34064), (8, 21290), (10, 17032), (16, 10645), (20, 8516), (40, 4258), (80, 2129)]