20778820150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4339}}^1\times {\mathrm{8707}}^1$

素因数の和:13069

約数の個数: 48

約数和(自身を含む): 42176675520

約数和(自身を除く): 21397855370

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 4339, 8678, 8707, 17414, 21695, 43390, 43535, 47729, 87070, 95458, 95777, 108475, 191554, 216950, 217675, 238645, 435350, 477290, 478885, 957770, 1193225, 2386450, 2394425, 4788850, 37779673, 75559346, 188898365, 377796730, 415576403, 831152806, 944491825, 1888983650, 2077882015, 4155764030, 10389410075, 20778820150]

約数ペア:

[(1, 20778820150), (2, 10389410075), (5, 4155764030), (10, 2077882015), (11, 1888983650), (22, 944491825), (25, 831152806), (50, 415576403), (55, 377796730), (110, 188898365), (275, 75559346), (550, 37779673), (4339, 4788850), (8678, 2394425), (8707, 2386450), (17414, 1193225), (21695, 957770), (43390, 478885), (43535, 477290), (47729, 435350), (87070, 238645), (95458, 217675), (95777, 216950), (108475, 191554)]