15685980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261433}}^1$

素因数の和:261445

約数の個数: 24

約数和(自身を含む): 43920912

約数和(自身を除く): 28234932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261433, 522866, 784299, 1045732, 1307165, 1568598, 2614330, 3137196, 3921495, 5228660, 7842990, 15685980]

約数ペア:

[(1, 15685980), (2, 7842990), (3, 5228660), (4, 3921495), (5, 3137196), (6, 2614330), (10, 1568598), (12, 1307165), (15, 1045732), (20, 784299), (30, 522866), (60, 261433)]