20119016720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22862519}}^1$

素因数の和:22862543

約数の個数: 40

約数和(自身を含む): 51029144640

約数和(自身を除く): 30910127920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22862519, 45725038, 91450076, 114312595, 182900152, 228625190, 251487709, 365800304, 457250380, 502975418, 914500760, 1005950836, 1257438545, 1829001520, 2011901672, 2514877090, 4023803344, 5029754180, 10059508360, 20119016720]

約数ペア:

[(1, 20119016720), (2, 10059508360), (4, 5029754180), (5, 4023803344), (8, 2514877090), (10, 2011901672), (11, 1829001520), (16, 1257438545), (20, 1005950836), (22, 914500760), (40, 502975418), (44, 457250380), (55, 365800304), (80, 251487709), (88, 228625190), (110, 182900152), (176, 114312595), (220, 91450076), (440, 45725038), (880, 22862519)]