2719987.00000000

素因数分解:

$2^9\times 5^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:179

約数の個数: 80

約数和(自身を含む): 30788208

約数和(自身を除く): 18349168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 113, 128, 160, 172, 215, 226, 256, 320, 344, 430, 452, 512, 565, 640, 688, 860, 904, 1130, 1280, 1376, 1720, 1808, 2260, 2560, 2752, 3440, 3616, 4520, 4859, 5504, 6880, 7232, 9040, 9718, 11008, 13760, 14464, 18080, 19436, 22016, 24295, 27520, 28928, 36160, 38872, 48590, 55040, 57856, 72320, 77744, 97180, 110080, 144640, 155488, 194360, 289280, 310976, 388720, 621952, 777440, 1243904, 1554880, 2487808, 3109760, 6219520, 12439040]

約数ペア:

[(1, 12439040), (2, 6219520), (4, 3109760), (5, 2487808), (8, 1554880), (10, 1243904), (16, 777440), (20, 621952), (32, 388720), (40, 310976), (43, 289280), (64, 194360), (80, 155488), (86, 144640), (113, 110080), (128, 97180), (160, 77744), (172, 72320), (215, 57856), (226, 55040), (256, 48590), (320, 38872), (344, 36160), (430, 28928), (452, 27520), (512, 24295), (565, 22016), (640, 19436), (688, 18080), (860, 14464), (904, 13760), (1130, 11008), (1280, 9718), (1376, 9040), (1720, 7232), (1808, 6880), (2260, 5504), (2560, 4859), (2752, 4520), (3440, 3616)]