275894920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{985339}}^1$

素因数の和:985357

約数の個数: 32

約数和(自身を含む): 709444800

約数和(自身を除く): 433549880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 985339, 1970678, 3941356, 4926695, 6897373, 7882712, 9853390, 13794746, 19706780, 27589492, 34486865, 39413560, 55178984, 68973730, 137947460, 275894920]

約数ペア:

[(1, 275894920), (2, 137947460), (4, 68973730), (5, 55178984), (7, 39413560), (8, 34486865), (10, 27589492), (14, 19706780), (20, 13794746), (28, 9853390), (35, 7882712), (40, 6897373), (56, 4926695), (70, 3941356), (140, 1970678), (280, 985339)]