7140320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4057}}^1$

素因数の和:4083

約数の個数: 48

約数和(自身を含む): 18407088

約数和(自身を除く): 11266768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 4057, 8114, 16228, 20285, 32456, 40570, 44627, 64912, 81140, 89254, 129824, 162280, 178508, 223135, 324560, 357016, 446270, 649120, 714032, 892540, 1428064, 1785080, 3570160, 7140320]

約数ペア:

[(1, 7140320), (2, 3570160), (4, 1785080), (5, 1428064), (8, 892540), (10, 714032), (11, 649120), (16, 446270), (20, 357016), (22, 324560), (32, 223135), (40, 178508), (44, 162280), (55, 129824), (80, 89254), (88, 81140), (110, 64912), (160, 44627), (176, 40570), (220, 32456), (352, 20285), (440, 16228), (880, 8114), (1760, 4057)]