408973480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{538123}}^1$

素因数の和:538153

約数の個数: 32

約数和(自身を含む): 968623200

約数和(自身を除く): 559649720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 538123, 1076246, 2152492, 2690615, 4304984, 5381230, 10224337, 10762460, 20448674, 21524920, 40897348, 51121685, 81794696, 102243370, 204486740, 408973480]

約数ペア:

[(1, 408973480), (2, 204486740), (4, 102243370), (5, 81794696), (8, 51121685), (10, 40897348), (19, 21524920), (20, 20448674), (38, 10762460), (40, 10224337), (76, 5381230), (95, 4304984), (152, 2690615), (190, 2152492), (380, 1076246), (760, 538123)]