8559280

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1103}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 20123712

約数和(自身を除く): 11564432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1103, 1552, 1940, 2206, 3880, 4412, 5515, 7760, 8824, 11030, 17648, 22060, 44120, 88240, 106991, 213982, 427964, 534955, 855928, 1069910, 1711856, 2139820, 4279640, 8559280]

約数ペア:

[(1, 8559280), (2, 4279640), (4, 2139820), (5, 1711856), (8, 1069910), (10, 855928), (16, 534955), (20, 427964), (40, 213982), (80, 106991), (97, 88240), (194, 44120), (388, 22060), (485, 17648), (776, 11030), (970, 8824), (1103, 7760), (1552, 5515), (1940, 4412), (2206, 3880)]