13194280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 32762880

約数和(自身を除く): 19568600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 157, 191, 220, 314, 382, 440, 628, 764, 785, 955, 1256, 1528, 1570, 1727, 1910, 2101, 3140, 3454, 3820, 4202, 6280, 6908, 7640, 8404, 8635, 10505, 13816, 16808, 17270, 21010, 29987, 34540, 42020, 59974, 69080, 84040, 119948, 149935, 239896, 299870, 329857, 599740, 659714, 1199480, 1319428, 1649285, 2638856, 3298570, 6597140, 13194280]

約数ペア:

[(1, 13194280), (2, 6597140), (4, 3298570), (5, 2638856), (8, 1649285), (10, 1319428), (11, 1199480), (20, 659714), (22, 599740), (40, 329857), (44, 299870), (55, 239896), (88, 149935), (110, 119948), (157, 84040), (191, 69080), (220, 59974), (314, 42020), (382, 34540), (440, 29987), (628, 21010), (764, 17270), (785, 16808), (955, 13816), (1256, 10505), (1528, 8635), (1570, 8404), (1727, 7640), (1910, 6908), (2101, 6280), (3140, 4202), (3454, 3820)]