2980457920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{846721}}^1$

素因数の和:846749

約数の個数: 56

約数和(自身を含む): 7742425968

約数和(自身を除く): 4761968048

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 846721, 1693442, 3386884, 4233605, 6773768, 8467210, 9313931, 13547536, 16934420, 18627862, 27095072, 33868840, 37255724, 46569655, 54190144, 67737680, 74511448, 93139310, 135475360, 149022896, 186278620, 270950720, 298045792, 372557240, 596091584, 745114480, 1490228960, 2980457920]

約数ペア:

[(1, 2980457920), (2, 1490228960), (4, 745114480), (5, 596091584), (8, 372557240), (10, 298045792), (11, 270950720), (16, 186278620), (20, 149022896), (22, 135475360), (32, 93139310), (40, 74511448), (44, 67737680), (55, 54190144), (64, 46569655), (80, 37255724), (88, 33868840), (110, 27095072), (160, 18627862), (176, 16934420), (220, 13547536), (320, 9313931), (352, 8467210), (440, 6773768), (704, 4233605), (880, 3386884), (1760, 1693442), (3520, 846721)]