89436040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{117679}}^1$

素因数の和:117709

約数の個数: 32

約数和(自身を含む): 211824000

約数和(自身を除く): 122387960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 117679, 235358, 470716, 588395, 941432, 1176790, 2235901, 2353580, 4471802, 4707160, 8943604, 11179505, 17887208, 22359010, 44718020, 89436040]

約数ペア:

[(1, 89436040), (2, 44718020), (4, 22359010), (5, 17887208), (8, 11179505), (10, 8943604), (19, 4707160), (20, 4471802), (38, 2353580), (40, 2235901), (76, 1176790), (95, 941432), (152, 588395), (190, 470716), (380, 235358), (760, 117679)]