12480320

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:967

約数の個数: 56

約数和(自身を含む): 30443424

約数和(自身を除く): 17963104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 907, 1376, 1720, 1814, 2752, 3440, 3628, 4535, 6880, 7256, 9070, 13760, 14512, 18140, 29024, 36280, 39001, 58048, 72560, 78002, 145120, 156004, 195005, 290240, 312008, 390010, 624016, 780020, 1248032, 1560040, 2496064, 3120080, 6240160, 12480320]

約数ペア:

[(1, 12480320), (2, 6240160), (4, 3120080), (5, 2496064), (8, 1560040), (10, 1248032), (16, 780020), (20, 624016), (32, 390010), (40, 312008), (43, 290240), (64, 195005), (80, 156004), (86, 145120), (160, 78002), (172, 72560), (215, 58048), (320, 39001), (344, 36280), (430, 29024), (688, 18140), (860, 14512), (907, 13760), (1376, 9070), (1720, 7256), (1814, 6880), (2752, 4535), (3440, 3628)]