2016972280

素因数分解:

$2^3\times 5^1\times {\mathrm{4993}}^1\times {\mathrm{10099}}^1$

素因数の和:15103

約数の個数: 32

約数和(自身を含む): 4539546000

約数和(自身を除く): 2522573720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4993, 9986, 10099, 19972, 20198, 24965, 39944, 40396, 49930, 50495, 80792, 99860, 100990, 199720, 201980, 403960, 50424307, 100848614, 201697228, 252121535, 403394456, 504243070, 1008486140, 2016972280]

約数ペア:

[(1, 2016972280), (2, 1008486140), (4, 504243070), (5, 403394456), (8, 252121535), (10, 201697228), (20, 100848614), (40, 50424307), (4993, 403960), (9986, 201980), (10099, 199720), (19972, 100990), (20198, 99860), (24965, 80792), (39944, 50495), (40396, 49930)]