54940360

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12601}}^1$

素因数の和:12721

約数の個数: 32

約数和(自身を含む): 124759800

約数和(自身を除く): 69819440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 12601, 25202, 50404, 63005, 100808, 126010, 252020, 504040, 1373509, 2747018, 5494036, 6867545, 10988072, 13735090, 27470180, 54940360]

約数ペア:

[(1, 54940360), (2, 27470180), (4, 13735090), (5, 10988072), (8, 6867545), (10, 5494036), (20, 2747018), (40, 1373509), (109, 504040), (218, 252020), (436, 126010), (545, 100808), (872, 63005), (1090, 50404), (2180, 25202), (4360, 12601)]