2115920

素因数分解:

$2^4\times 5^1\times {\mathrm{26449}}^1$

素因数の和:26462

約数の個数: 20

約数和(自身を含む): 4919700

約数和(自身を除く): 2803780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26449, 52898, 105796, 132245, 211592, 264490, 423184, 528980, 1057960, 2115920]

約数ペア:

[(1, 2115920), (2, 1057960), (4, 528980), (5, 423184), (8, 264490), (10, 211592), (16, 132245), (20, 105796), (40, 52898), (80, 26449)]