2160320

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 56

約数和(自身を含む): 5297424

約数和(自身を除く): 3137104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 157, 160, 172, 215, 314, 320, 344, 430, 628, 688, 785, 860, 1256, 1376, 1570, 1720, 2512, 2752, 3140, 3440, 5024, 6280, 6751, 6880, 10048, 12560, 13502, 13760, 25120, 27004, 33755, 50240, 54008, 67510, 108016, 135020, 216032, 270040, 432064, 540080, 1080160, 2160320]

約数ペア:

[(1, 2160320), (2, 1080160), (4, 540080), (5, 432064), (8, 270040), (10, 216032), (16, 135020), (20, 108016), (32, 67510), (40, 54008), (43, 50240), (64, 33755), (80, 27004), (86, 25120), (157, 13760), (160, 13502), (172, 12560), (215, 10048), (314, 6880), (320, 6751), (344, 6280), (430, 5024), (628, 3440), (688, 3140), (785, 2752), (860, 2512), (1256, 1720), (1376, 1570)]