2798720

素因数分解:

$2^7\times 5^1\times {\mathrm{4373}}^1$

素因数の和:4392

約数の個数: 32

約数和(自身を含む): 6692220

約数和(自身を除く): 3893500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4373, 8746, 17492, 21865, 34984, 43730, 69968, 87460, 139936, 174920, 279872, 349840, 559744, 699680, 1399360, 2798720]

約数ペア:

[(1, 2798720), (2, 1399360), (4, 699680), (5, 559744), (8, 349840), (10, 279872), (16, 174920), (20, 139936), (32, 87460), (40, 69968), (64, 43730), (80, 34984), (128, 21865), (160, 17492), (320, 8746), (640, 4373)]