5871306820

素因数分解:

$2^2\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{147743}}^1$

素因数の和:149739

約数の個数: 24

約数和(自身を含む): 12336033024

約数和(自身を除く): 6464726204

約数列:

[1, 2, 4, 5, 10, 20, 1987, 3974, 7948, 9935, 19870, 39740, 147743, 295486, 590972, 738715, 1477430, 2954860, 293565341, 587130682, 1174261364, 1467826705, 2935653410, 5871306820]

約数ペア:

[(1, 5871306820), (2, 2935653410), (4, 1467826705), (5, 1174261364), (10, 587130682), (20, 293565341), (1987, 2954860), (3974, 1477430), (7948, 738715), (9935, 590972), (19870, 295486), (39740, 147743)]