79438040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{180541}}^1$

素因数の和:180563

約数の個数: 32

約数和(自身を含む): 194985360

約数和(自身を除く): 115547320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 180541, 361082, 722164, 902705, 1444328, 1805410, 1985951, 3610820, 3971902, 7221640, 7943804, 9929755, 15887608, 19859510, 39719020, 79438040]

約数ペア:

[(1, 79438040), (2, 39719020), (4, 19859510), (5, 15887608), (8, 9929755), (10, 7943804), (11, 7221640), (20, 3971902), (22, 3610820), (40, 1985951), (44, 1805410), (55, 1444328), (88, 902705), (110, 722164), (220, 361082), (440, 180541)]