13153520

素因数分解:

$2^4\times 5^1\times {\mathrm{164419}}^1$

素因数の和:164432

約数の個数: 20

約数和(自身を含む): 30582120

約数和(自身を除く): 17428600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 164419, 328838, 657676, 822095, 1315352, 1644190, 2630704, 3288380, 6576760, 13153520]

約数ペア:

[(1, 13153520), (2, 6576760), (4, 3288380), (5, 2630704), (8, 1644190), (10, 1315352), (16, 822095), (20, 657676), (40, 328838), (80, 164419)]