660808030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{12377}}^1$

素因数の和:12684

約数の個数: 32

約数和(自身を含む): 1256614560

約数和(自身を除く): 595806530

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 281, 562, 1405, 2810, 5339, 10678, 12377, 24754, 26695, 53390, 61885, 123770, 235163, 470326, 1175815, 2351630, 3477937, 6955874, 17389685, 34779370, 66080803, 132161606, 330404015, 660808030]

約数ペア:

[(1, 660808030), (2, 330404015), (5, 132161606), (10, 66080803), (19, 34779370), (38, 17389685), (95, 6955874), (190, 3477937), (281, 2351630), (562, 1175815), (1405, 470326), (2810, 235163), (5339, 123770), (10678, 61885), (12377, 53390), (24754, 26695)]