74420080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{132893}}^1$

素因数の和:132913

約数の個数: 40

約数和(自身を含む): 197746272

約数和(自身を除く): 123326192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 132893, 265786, 531572, 664465, 930251, 1063144, 1328930, 1860502, 2126288, 2657860, 3721004, 4651255, 5315720, 7442008, 9302510, 10631440, 14884016, 18605020, 37210040, 74420080]

約数ペア:

[(1, 74420080), (2, 37210040), (4, 18605020), (5, 14884016), (7, 10631440), (8, 9302510), (10, 7442008), (14, 5315720), (16, 4651255), (20, 3721004), (28, 2657860), (35, 2126288), (40, 1860502), (56, 1328930), (70, 1063144), (80, 930251), (112, 664465), (140, 531572), (280, 265786), (560, 132893)]