42655280

素因数分解:

$2^4\times 5^1\times {\mathrm{533191}}^1$

素因数の和:533204

約数の個数: 20

約数和(自身を含む): 99173712

約数和(自身を除く): 56518432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 533191, 1066382, 2132764, 2665955, 4265528, 5331910, 8531056, 10663820, 21327640, 42655280]

約数ペア:

[(1, 42655280), (2, 21327640), (4, 10663820), (5, 8531056), (8, 5331910), (10, 4265528), (16, 2665955), (20, 2132764), (40, 1066382), (80, 533191)]