20528035140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2657}}^1\times {\mathrm{128767}}^1$

素因数の和:131436

約数の個数: 48

約数和(自身を含む): 57500577792

約数和(自身を除く): 36972542652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2657, 5314, 7971, 10628, 13285, 15942, 26570, 31884, 39855, 53140, 79710, 128767, 159420, 257534, 386301, 515068, 643835, 772602, 1287670, 1545204, 1931505, 2575340, 3863010, 7726020, 342133919, 684267838, 1026401757, 1368535676, 1710669595, 2052803514, 3421339190, 4105607028, 5132008785, 6842678380, 10264017570, 20528035140]

約数ペア:

[(1, 20528035140), (2, 10264017570), (3, 6842678380), (4, 5132008785), (5, 4105607028), (6, 3421339190), (10, 2052803514), (12, 1710669595), (15, 1368535676), (20, 1026401757), (30, 684267838), (60, 342133919), (2657, 7726020), (5314, 3863010), (7971, 2575340), (10628, 1931505), (13285, 1545204), (15942, 1287670), (26570, 772602), (31884, 643835), (39855, 515068), (53140, 386301), (79710, 257534), (128767, 159420)]