201160720

素因数分解:

$2^4\times 5^1\times {\mathrm{2514509}}^1$

素因数の和:2514522

約数の個数: 20

約数和(自身を含む): 467698860

約数和(自身を除く): 266538140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2514509, 5029018, 10058036, 12572545, 20116072, 25145090, 40232144, 50290180, 100580360, 201160720]

約数ペア:

[(1, 201160720), (2, 100580360), (4, 50290180), (5, 40232144), (8, 25145090), (10, 20116072), (16, 12572545), (20, 10058036), (40, 5029018), (80, 2514509)]