199415462320

素因数分解:

$2^4\times 5^1\times {\mathrm{2492693279}}^1$

素因数の和:2492693292

約数の個数: 20

約数和(自身を含む): 463640950080

約数和(自身を除く): 264225487760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2492693279, 4985386558, 9970773116, 12463466395, 19941546232, 24926932790, 39883092464, 49853865580, 99707731160, 199415462320]

約数ペア:

[(1, 199415462320), (2, 99707731160), (4, 49853865580), (5, 39883092464), (8, 24926932790), (10, 19941546232), (16, 12463466395), (20, 9970773116), (40, 4985386558), (80, 2492693279)]