201938840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{265709}}^1$

素因数の和:265739

約数の個数: 32

約数和(自身を含む): 478278000

約数和(自身を除く): 276339160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 265709, 531418, 1062836, 1328545, 2125672, 2657090, 5048471, 5314180, 10096942, 10628360, 20193884, 25242355, 40387768, 50484710, 100969420, 201938840]

約数ペア:

[(1, 201938840), (2, 100969420), (4, 50484710), (5, 40387768), (8, 25242355), (10, 20193884), (19, 10628360), (20, 10096942), (38, 5314180), (40, 5048471), (76, 2657090), (95, 2125672), (152, 1328545), (190, 1062836), (380, 531418), (760, 265709)]