16027880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 39960000

約数和(自身を除く): 23932120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 292, 365, 440, 499, 584, 730, 803, 998, 1460, 1606, 1996, 2495, 2920, 3212, 3992, 4015, 4990, 5489, 6424, 8030, 9980, 10978, 16060, 19960, 21956, 27445, 32120, 36427, 43912, 54890, 72854, 109780, 145708, 182135, 219560, 291416, 364270, 400697, 728540, 801394, 1457080, 1602788, 2003485, 3205576, 4006970, 8013940, 16027880]

約数ペア:

[(1, 16027880), (2, 8013940), (4, 4006970), (5, 3205576), (8, 2003485), (10, 1602788), (11, 1457080), (20, 801394), (22, 728540), (40, 400697), (44, 364270), (55, 291416), (73, 219560), (88, 182135), (110, 145708), (146, 109780), (220, 72854), (292, 54890), (365, 43912), (440, 36427), (499, 32120), (584, 27445), (730, 21956), (803, 19960), (998, 16060), (1460, 10978), (1606, 9980), (1996, 8030), (2495, 6424), (2920, 5489), (3212, 4990), (3992, 4015)]