90948820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1747}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 202628160

約数和(自身を除く): 111679340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 380, 548, 685, 1370, 1747, 2603, 2740, 3494, 5206, 6988, 8735, 10412, 13015, 17470, 26030, 33193, 34940, 52060, 66386, 132772, 165965, 239339, 331930, 478678, 663860, 957356, 1196695, 2393390, 4547441, 4786780, 9094882, 18189764, 22737205, 45474410, 90948820]

約数ペア:

[(1, 90948820), (2, 45474410), (4, 22737205), (5, 18189764), (10, 9094882), (19, 4786780), (20, 4547441), (38, 2393390), (76, 1196695), (95, 957356), (137, 663860), (190, 478678), (274, 331930), (380, 239339), (548, 165965), (685, 132772), (1370, 66386), (1747, 52060), (2603, 34940), (2740, 33193), (3494, 26030), (5206, 17470), (6988, 13015), (8735, 10412)]