2081082020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1\times {\mathrm{5591}}^1$

素因数の和:6140

約数の個数: 48

約数和(自身を含む): 4498115328

約数和(自身を除く): 2417033308

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 503, 740, 1006, 2012, 2515, 5030, 5591, 10060, 11182, 18611, 22364, 27955, 37222, 55910, 74444, 93055, 111820, 186110, 206867, 372220, 413734, 827468, 1034335, 2068670, 2812273, 4137340, 5624546, 11249092, 14061365, 28122730, 56245460, 104054101, 208108202, 416216404, 520270505, 1040541010, 2081082020]

約数ペア:

[(1, 2081082020), (2, 1040541010), (4, 520270505), (5, 416216404), (10, 208108202), (20, 104054101), (37, 56245460), (74, 28122730), (148, 14061365), (185, 11249092), (370, 5624546), (503, 4137340), (740, 2812273), (1006, 2068670), (2012, 1034335), (2515, 827468), (5030, 413734), (5591, 372220), (10060, 206867), (11182, 186110), (18611, 111820), (22364, 93055), (27955, 74444), (37222, 55910)]