2080804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:184

約数の個数: 36

約数和(自身を含む): 4224528

約数和(自身を除く): 2143724

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 131, 209, 262, 361, 418, 524, 722, 836, 1441, 1444, 2489, 2882, 3971, 4978, 5764, 7942, 9956, 15884, 27379, 47291, 54758, 94582, 109516, 189164, 520201, 1040402, 2080804]

約数ペア:

[(1, 2080804), (2, 1040402), (4, 520201), (11, 189164), (19, 109516), (22, 94582), (38, 54758), (44, 47291), (76, 27379), (131, 15884), (209, 9956), (262, 7942), (361, 5764), (418, 4978), (524, 3971), (722, 2882), (836, 2489), (1441, 1444)]