205738280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{467587}}^1$

素因数の和:467609

約数の個数: 32

約数和(自身を含む): 504995040

約数和(自身を除く): 299256760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 467587, 935174, 1870348, 2337935, 3740696, 4675870, 5143457, 9351740, 10286914, 18703480, 20573828, 25717285, 41147656, 51434570, 102869140, 205738280]

約数ペア:

[(1, 205738280), (2, 102869140), (4, 51434570), (5, 41147656), (8, 25717285), (10, 20573828), (11, 18703480), (20, 10286914), (22, 9351740), (40, 5143457), (44, 4675870), (55, 3740696), (88, 2337935), (110, 1870348), (220, 935174), (440, 467587)]