4950280

素因数分解:

$2^3\times 5^1\times {\mathrm{123757}}^1$

素因数の和:123768

約数の個数: 16

約数和(自身を含む): 11138220

約数和(自身を除く): 6187940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 123757, 247514, 495028, 618785, 990056, 1237570, 2475140, 4950280]

約数ペア:

[(1, 4950280), (2, 2475140), (4, 1237570), (5, 990056), (8, 618785), (10, 495028), (20, 247514), (40, 123757)]