1900214800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{431867}}^1$

素因数の和:431896

約数の個数: 60

約数和(自身を含む): 4980301776

約数和(自身を除く): 3080086976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 431867, 863734, 1727468, 2159335, 3454936, 4318670, 4750537, 6909872, 8637340, 9501074, 10796675, 17274680, 19002148, 21593350, 23752685, 34549360, 38004296, 43186700, 47505370, 76008592, 86373400, 95010740, 118763425, 172746800, 190021480, 237526850, 380042960, 475053700, 950107400, 1900214800]

約数ペア:

[(1, 1900214800), (2, 950107400), (4, 475053700), (5, 380042960), (8, 237526850), (10, 190021480), (11, 172746800), (16, 118763425), (20, 95010740), (22, 86373400), (25, 76008592), (40, 47505370), (44, 43186700), (50, 38004296), (55, 34549360), (80, 23752685), (88, 21593350), (100, 19002148), (110, 17274680), (176, 10796675), (200, 9501074), (220, 8637340), (275, 6909872), (400, 4750537), (440, 4318670), (550, 3454936), (880, 2159335), (1100, 1727468), (2200, 863734), (4400, 431867)]