2017289380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{17957}}^1$

素因数の和:18144

約数の個数: 48

約数和(自身を含む): 4371551856

約数和(自身を除く): 2354262476

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 137, 164, 205, 274, 410, 548, 685, 820, 1370, 2740, 5617, 11234, 17957, 22468, 28085, 35914, 56170, 71828, 89785, 112340, 179570, 359140, 736237, 1472474, 2460109, 2944948, 3681185, 4920218, 7362370, 9840436, 12300545, 14724740, 24601090, 49202180, 100864469, 201728938, 403457876, 504322345, 1008644690, 2017289380]

約数ペア:

[(1, 2017289380), (2, 1008644690), (4, 504322345), (5, 403457876), (10, 201728938), (20, 100864469), (41, 49202180), (82, 24601090), (137, 14724740), (164, 12300545), (205, 9840436), (274, 7362370), (410, 4920218), (548, 3681185), (685, 2944948), (820, 2460109), (1370, 1472474), (2740, 736237), (5617, 359140), (11234, 179570), (17957, 112340), (22468, 89785), (28085, 71828), (35914, 56170)]