2398720

素因数分解:

$2^9\times 5^1\times {\mathrm{937}}^1$

素因数の和:960

約数の個数: 40

約数和(自身を含む): 5757444

約数和(自身を除く): 3358724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 937, 1280, 1874, 2560, 3748, 4685, 7496, 9370, 14992, 18740, 29984, 37480, 59968, 74960, 119936, 149920, 239872, 299840, 479744, 599680, 1199360, 2398720]

約数ペア:

[(1, 2398720), (2, 1199360), (4, 599680), (5, 479744), (8, 299840), (10, 239872), (16, 149920), (20, 119936), (32, 74960), (40, 59968), (64, 37480), (80, 29984), (128, 18740), (160, 14992), (256, 9370), (320, 7496), (512, 4685), (640, 3748), (937, 2560), (1280, 1874)]