6649660

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{661}}^1$

素因数の和:1173

約数の個数: 24

約数和(自身を含む): 14013216

約数和(自身を除く): 7363556

約数列:

[1, 2, 4, 5, 10, 20, 503, 661, 1006, 1322, 2012, 2515, 2644, 3305, 5030, 6610, 10060, 13220, 332483, 664966, 1329932, 1662415, 3324830, 6649660]

約数ペア:

[(1, 6649660), (2, 3324830), (4, 1662415), (5, 1329932), (10, 664966), (20, 332483), (503, 13220), (661, 10060), (1006, 6610), (1322, 5030), (2012, 3305), (2515, 2644)]