12254440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27851}}^1$

素因数の和:27873

約数の個数: 32

約数和(自身を含む): 30080160

約数和(自身を除く): 17825720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 27851, 55702, 111404, 139255, 222808, 278510, 306361, 557020, 612722, 1114040, 1225444, 1531805, 2450888, 3063610, 6127220, 12254440]

約数ペア:

[(1, 12254440), (2, 6127220), (4, 3063610), (5, 2450888), (8, 1531805), (10, 1225444), (11, 1114040), (20, 612722), (22, 557020), (40, 306361), (44, 278510), (55, 222808), (88, 139255), (110, 111404), (220, 55702), (440, 27851)]