2487808

素因数分解:

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

素因数の和:174

約数の個数: 40

約数和(自身を含む): 5131368

約数和(自身を除く): 2643560

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 113, 128, 172, 226, 256, 344, 452, 512, 688, 904, 1376, 1808, 2752, 3616, 4859, 5504, 7232, 9718, 11008, 14464, 19436, 22016, 28928, 38872, 57856, 77744, 155488, 310976, 621952, 1243904, 2487808]

約数ペア:

[(1, 2487808), (2, 1243904), (4, 621952), (8, 310976), (16, 155488), (32, 77744), (43, 57856), (64, 38872), (86, 28928), (113, 22016), (128, 19436), (172, 14464), (226, 11008), (256, 9718), (344, 7232), (452, 5504), (512, 4859), (688, 3616), (904, 2752), (1376, 1808)]