31133080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 77047200

約数和(自身を除く): 45914120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 173, 220, 346, 409, 440, 692, 818, 865, 1384, 1636, 1730, 1903, 2045, 3272, 3460, 3806, 4090, 4499, 6920, 7612, 8180, 8998, 9515, 15224, 16360, 17996, 19030, 22495, 35992, 38060, 44990, 70757, 76120, 89980, 141514, 179960, 283028, 353785, 566056, 707570, 778327, 1415140, 1556654, 2830280, 3113308, 3891635, 6226616, 7783270, 15566540, 31133080]

約数ペア:

[(1, 31133080), (2, 15566540), (4, 7783270), (5, 6226616), (8, 3891635), (10, 3113308), (11, 2830280), (20, 1556654), (22, 1415140), (40, 778327), (44, 707570), (55, 566056), (88, 353785), (110, 283028), (173, 179960), (220, 141514), (346, 89980), (409, 76120), (440, 70757), (692, 44990), (818, 38060), (865, 35992), (1384, 22495), (1636, 19030), (1730, 17996), (1903, 16360), (2045, 15224), (3272, 9515), (3460, 8998), (3806, 8180), (4090, 7612), (4499, 6920)]