15605260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 20592020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 797, 890, 979, 1594, 1780, 1958, 3188, 3916, 3985, 4895, 7970, 8767, 9790, 15940, 17534, 19580, 35068, 43835, 70933, 87670, 141866, 175340, 283732, 354665, 709330, 780263, 1418660, 1560526, 3121052, 3901315, 7802630, 15605260]

約数ペア:

[(1, 15605260), (2, 7802630), (4, 3901315), (5, 3121052), (10, 1560526), (11, 1418660), (20, 780263), (22, 709330), (44, 354665), (55, 283732), (89, 175340), (110, 141866), (178, 87670), (220, 70933), (356, 43835), (445, 35068), (797, 19580), (890, 17534), (979, 15940), (1594, 9790), (1780, 8767), (1958, 7970), (3188, 4895), (3916, 3985)]