48780280

素因数分解:

$2^3\times 5^1\times {\mathrm{1219507}}^1$

素因数の和:1219518

約数の個数: 16

約数和(自身を含む): 109755720

約数和(自身を除く): 60975440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1219507, 2439014, 4878028, 6097535, 9756056, 12195070, 24390140, 48780280]

約数ペア:

[(1, 48780280), (2, 24390140), (4, 12195070), (5, 9756056), (8, 6097535), (10, 4878028), (20, 2439014), (40, 1219507)]