11320160

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 26989200

約数和(自身を除く): 15669040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 509, 556, 695, 1018, 1112, 1390, 2036, 2224, 2545, 2780, 4072, 4448, 5090, 5560, 8144, 10180, 11120, 16288, 20360, 22240, 40720, 70751, 81440, 141502, 283004, 353755, 566008, 707510, 1132016, 1415020, 2264032, 2830040, 5660080, 11320160]

約数ペア:

[(1, 11320160), (2, 5660080), (4, 2830040), (5, 2264032), (8, 1415020), (10, 1132016), (16, 707510), (20, 566008), (32, 353755), (40, 283004), (80, 141502), (139, 81440), (160, 70751), (278, 40720), (509, 22240), (556, 20360), (695, 16288), (1018, 11120), (1112, 10180), (1390, 8144), (2036, 5560), (2224, 5090), (2545, 4448), (2780, 4072)]