2606540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2459}}^1$

素因数の和:2521

約数の個数: 24

約数和(自身を含む): 5579280

約数和(自身を除く): 2972740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2459, 4918, 9836, 12295, 24590, 49180, 130327, 260654, 521308, 651635, 1303270, 2606540]

約数ペア:

[(1, 2606540), (2, 1303270), (4, 651635), (5, 521308), (10, 260654), (20, 130327), (53, 49180), (106, 24590), (212, 12295), (265, 9836), (530, 4918), (1060, 2459)]