202026520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{39769}}^1$

素因数の和:39907

約数の個数: 32

約数和(自身を含む): 458150400

約数和(自身を除く): 256123880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 39769, 79538, 159076, 198845, 318152, 397690, 795380, 1590760, 5050663, 10101326, 20202652, 25253315, 40405304, 50506630, 101013260, 202026520]

約数ペア:

[(1, 202026520), (2, 101013260), (4, 50506630), (5, 40405304), (8, 25253315), (10, 20202652), (20, 10101326), (40, 5050663), (127, 1590760), (254, 795380), (508, 397690), (635, 318152), (1016, 198845), (1270, 159076), (2540, 79538), (5080, 39769)]