248428280

素因数分解:

$2^3\times 5^1\times {\mathrm{6210707}}^1$

素因数の和:6210718

約数の個数: 16

約数和(自身を含む): 558963720

約数和(自身を除く): 310535440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6210707, 12421414, 24842828, 31053535, 49685656, 62107070, 124214140, 248428280]

約数ペア:

[(1, 248428280), (2, 124214140), (4, 62107070), (5, 49685656), (8, 31053535), (10, 24842828), (20, 12421414), (40, 6210707)]