720320

素因数分解:

$2^6\times 5^1\times {\mathrm{2251}}^1$

素因数の和:2268

約数の個数: 28

約数和(自身を含む): 1716024

約数和(自身を除く): 995704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2251, 4502, 9004, 11255, 18008, 22510, 36016, 45020, 72032, 90040, 144064, 180080, 360160, 720320]

約数ペア:

[(1, 720320), (2, 360160), (4, 180080), (5, 144064), (8, 90040), (10, 72032), (16, 45020), (20, 36016), (32, 22510), (40, 18008), (64, 11255), (80, 9004), (160, 4502), (320, 2251)]