20186962180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1872631}}^1$

素因数の和:1872665

約数の個数: 72

約数和(自身を含む): 53796972096

約数和(自身を除く): 33610009916

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 1872631, 3745262, 7490524, 9363155, 13108417, 18726310, 20598941, 26216834, 37452620, 41197882, 52433668, 65542085, 82395764, 91758919, 102994705, 131084170, 144192587, 183517838, 205989410, 262168340, 288385174, 367035676, 411978820, 458794595, 576770348, 720962935, 917589190, 1009348109, 1441925870, 1835178380, 2018696218, 2883851740, 4037392436, 5046740545, 10093481090, 20186962180]

約数ペア:

[(1, 20186962180), (2, 10093481090), (4, 5046740545), (5, 4037392436), (7, 2883851740), (10, 2018696218), (11, 1835178380), (14, 1441925870), (20, 1009348109), (22, 917589190), (28, 720962935), (35, 576770348), (44, 458794595), (49, 411978820), (55, 367035676), (70, 288385174), (77, 262168340), (98, 205989410), (110, 183517838), (140, 144192587), (154, 131084170), (196, 102994705), (220, 91758919), (245, 82395764), (308, 65542085), (385, 52433668), (490, 41197882), (539, 37452620), (770, 26216834), (980, 20598941), (1078, 18726310), (1540, 13108417), (2156, 9363155), (2695, 7490524), (5390, 3745262), (10780, 1872631)]