89795140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{12437}}^1$

素因数の和:12484

約数の個数: 36

約数和(自身を含む): 199032876

約数和(自身を除く): 109237736

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 12437, 24874, 49748, 62185, 124370, 236303, 248740, 472606, 945212, 1181515, 2363030, 4489757, 4726060, 8979514, 17959028, 22448785, 44897570, 89795140]

約数ペア:

[(1, 89795140), (2, 44897570), (4, 22448785), (5, 17959028), (10, 8979514), (19, 4726060), (20, 4489757), (38, 2363030), (76, 1181515), (95, 945212), (190, 472606), (361, 248740), (380, 236303), (722, 124370), (1444, 62185), (1805, 49748), (3610, 24874), (7220, 12437)]