2938960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2191

約数の個数: 40

約数和(自身を含む): 7238376

約数和(自身を除く): 4299416

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2161, 4322, 8644, 10805, 17288, 21610, 34576, 36737, 43220, 73474, 86440, 146948, 172880, 183685, 293896, 367370, 587792, 734740, 1469480, 2938960]

約数ペア:

[(1, 2938960), (2, 1469480), (4, 734740), (5, 587792), (8, 367370), (10, 293896), (16, 183685), (17, 172880), (20, 146948), (34, 86440), (40, 73474), (68, 43220), (80, 36737), (85, 34576), (136, 21610), (170, 17288), (272, 10805), (340, 8644), (680, 4322), (1360, 2161)]