2016240005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{7321}}^1$

素因数の和:7581

約数の個数: 32

約数和(自身を含む): 2755415040

約数和(自身を除く): 739175035

約数列:

[1, 5, 13, 19, 65, 95, 223, 247, 1115, 1235, 2899, 4237, 7321, 14495, 21185, 36605, 55081, 95173, 139099, 275405, 475865, 695495, 1632583, 1808287, 8162915, 9041435, 21223579, 31019077, 106117895, 155095385, 403248001, 2016240005]

約数ペア:

[(1, 2016240005), (5, 403248001), (13, 155095385), (19, 106117895), (65, 31019077), (95, 21223579), (223, 9041435), (247, 8162915), (1115, 1808287), (1235, 1632583), (2899, 695495), (4237, 475865), (7321, 275405), (14495, 139099), (21185, 95173), (36605, 55081)]