214467880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{487427}}^1$

素因数の和:487449

約数の個数: 32

約数和(自身を含む): 526422240

約数和(自身を除く): 311954360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 487427, 974854, 1949708, 2437135, 3899416, 4874270, 5361697, 9748540, 10723394, 19497080, 21446788, 26808485, 42893576, 53616970, 107233940, 214467880]

約数ペア:

[(1, 214467880), (2, 107233940), (4, 53616970), (5, 42893576), (8, 26808485), (10, 21446788), (11, 19497080), (20, 10723394), (22, 9748540), (40, 5361697), (44, 4874270), (55, 3899416), (88, 2437135), (110, 1949708), (220, 974854), (440, 487427)]