15123860

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3391}}^1$

素因数の和:3623

約数の個数: 24

約数和(自身を含む): 31911936

約数和(自身を除く): 16788076

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 3391, 4460, 6782, 13564, 16955, 33910, 67820, 756193, 1512386, 3024772, 3780965, 7561930, 15123860]

約数ペア:

[(1, 15123860), (2, 7561930), (4, 3780965), (5, 3024772), (10, 1512386), (20, 756193), (223, 67820), (446, 33910), (892, 16955), (1115, 13564), (2230, 6782), (3391, 4460)]