201917080

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{49009}}^1$

素因数の和:49123

約数の個数: 32

約数和(自身を含む): 458733600

約数和(自身を除く): 256816520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 49009, 98018, 196036, 245045, 392072, 490090, 980180, 1960360, 5047927, 10095854, 20191708, 25239635, 40383416, 50479270, 100958540, 201917080]

約数ペア:

[(1, 201917080), (2, 100958540), (4, 50479270), (5, 40383416), (8, 25239635), (10, 20191708), (20, 10095854), (40, 5047927), (103, 1960360), (206, 980180), (412, 490090), (515, 392072), (824, 245045), (1030, 196036), (2060, 98018), (4120, 49009)]