220190980

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{38903}}^1$

素因数の和:39195

約数の個数: 24

約数和(自身を含む): 464046912

約数和(自身を除く): 243855932

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 5660, 38903, 77806, 155612, 194515, 389030, 778060, 11009549, 22019098, 44038196, 55047745, 110095490, 220190980]

約数ペア:

[(1, 220190980), (2, 110095490), (4, 55047745), (5, 44038196), (10, 22019098), (20, 11009549), (283, 778060), (566, 389030), (1132, 194515), (1415, 155612), (2830, 77806), (5660, 38903)]