171020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 381024

約数和(自身を除く): 210004

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 503, 1006, 2012, 2515, 5030, 8551, 10060, 17102, 34204, 42755, 85510, 171020]

約数ペア:

[(1, 171020), (2, 85510), (4, 42755), (5, 34204), (10, 17102), (17, 10060), (20, 8551), (34, 5030), (68, 2515), (85, 2012), (170, 1006), (340, 503)]