4066540

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1601}}^1$

素因数の和:1737

約数の個数: 24

約数和(自身を含む): 8612352

約数和(自身を除く): 4545812

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 1601, 2540, 3202, 6404, 8005, 16010, 32020, 203327, 406654, 813308, 1016635, 2033270, 4066540]

約数ペア:

[(1, 4066540), (2, 2033270), (4, 1016635), (5, 813308), (10, 406654), (20, 203327), (127, 32020), (254, 16010), (508, 8005), (635, 6404), (1270, 3202), (1601, 2540)]