18117440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5147}}^1$

素因数の和:5175

約数の個数: 56

約数和(自身を含む): 47073312

約数和(自身を除く): 28955872

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5147, 10294, 20588, 25735, 41176, 51470, 56617, 82352, 102940, 113234, 164704, 205880, 226468, 283085, 329408, 411760, 452936, 566170, 823520, 905872, 1132340, 1647040, 1811744, 2264680, 3623488, 4529360, 9058720, 18117440]

約数ペア:

[(1, 18117440), (2, 9058720), (4, 4529360), (5, 3623488), (8, 2264680), (10, 1811744), (11, 1647040), (16, 1132340), (20, 905872), (22, 823520), (32, 566170), (40, 452936), (44, 411760), (55, 329408), (64, 283085), (80, 226468), (88, 205880), (110, 164704), (160, 113234), (176, 102940), (220, 82352), (320, 56617), (352, 51470), (440, 41176), (704, 25735), (880, 20588), (1760, 10294), (3520, 5147)]