83420920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189593}}^1$

素因数の和:189615

約数の個数: 32

約数和(自身を含む): 204761520

約数和(自身を除く): 121340600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 189593, 379186, 758372, 947965, 1516744, 1895930, 2085523, 3791860, 4171046, 7583720, 8342092, 10427615, 16684184, 20855230, 41710460, 83420920]

約数ペア:

[(1, 83420920), (2, 41710460), (4, 20855230), (5, 16684184), (8, 10427615), (10, 8342092), (11, 7583720), (20, 4171046), (22, 3791860), (40, 2085523), (44, 1895930), (55, 1516744), (88, 947965), (110, 758372), (220, 379186), (440, 189593)]