238040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 585360

約数和(自身を除く): 347320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 541, 1082, 2164, 2705, 4328, 5410, 5951, 10820, 11902, 21640, 23804, 29755, 47608, 59510, 119020, 238040]

約数ペア:

[(1, 238040), (2, 119020), (4, 59510), (5, 47608), (8, 29755), (10, 23804), (11, 21640), (20, 11902), (22, 10820), (40, 5951), (44, 5410), (55, 4328), (88, 2705), (110, 2164), (220, 1082), (440, 541)]