20492788360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{46574519}}^1$

素因数の和:46574541

約数の個数: 32

約数和(自身を含む): 50300481600

約数和(自身を除く): 29807693240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 46574519, 93149038, 186298076, 232872595, 372596152, 465745190, 512319709, 931490380, 1024639418, 1862980760, 2049278836, 2561598545, 4098557672, 5123197090, 10246394180, 20492788360]

約数ペア:

[(1, 20492788360), (2, 10246394180), (4, 5123197090), (5, 4098557672), (8, 2561598545), (10, 2049278836), (11, 1862980760), (20, 1024639418), (22, 931490380), (40, 512319709), (44, 465745190), (55, 372596152), (88, 232872595), (110, 186298076), (220, 93149038), (440, 46574519)]