12903880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29327}}^1$

素因数の和:29349

約数の個数: 32

約数和(自身を含む): 31674240

約数和(自身を除く): 18770360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29327, 58654, 117308, 146635, 234616, 293270, 322597, 586540, 645194, 1173080, 1290388, 1612985, 2580776, 3225970, 6451940, 12903880]

約数ペア:

[(1, 12903880), (2, 6451940), (4, 3225970), (5, 2580776), (8, 1612985), (10, 1290388), (11, 1173080), (20, 645194), (22, 586540), (40, 322597), (44, 293270), (55, 234616), (88, 146635), (110, 117308), (220, 58654), (440, 29327)]