8943880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20327}}^1$

素因数の和:20349

約数の個数: 32

約数和(自身を含む): 21954240

約数和(自身を除く): 13010360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 20327, 40654, 81308, 101635, 162616, 203270, 223597, 406540, 447194, 813080, 894388, 1117985, 1788776, 2235970, 4471940, 8943880]

約数ペア:

[(1, 8943880), (2, 4471940), (4, 2235970), (5, 1788776), (8, 1117985), (10, 894388), (11, 813080), (20, 447194), (22, 406540), (40, 223597), (44, 203270), (55, 162616), (88, 101635), (110, 81308), (220, 40654), (440, 20327)]