391852010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{433}}^2$

素因数の和:903

約数の個数: 48

約数和(自身を含む): 811827360

約数和(自身を除く): 419975350

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 433, 866, 1045, 2090, 2165, 4330, 4763, 8227, 9526, 16454, 23815, 41135, 47630, 82270, 90497, 180994, 187489, 374978, 452485, 904970, 937445, 1874890, 2062379, 3562291, 4124758, 7124582, 10311895, 17811455, 20623790, 35622910, 39185201, 78370402, 195926005, 391852010]

約数ペア:

[(1, 391852010), (2, 195926005), (5, 78370402), (10, 39185201), (11, 35622910), (19, 20623790), (22, 17811455), (38, 10311895), (55, 7124582), (95, 4124758), (110, 3562291), (190, 2062379), (209, 1874890), (418, 937445), (433, 904970), (866, 452485), (1045, 374978), (2090, 187489), (2165, 180994), (4330, 90497), (4763, 82270), (8227, 47630), (9526, 41135), (16454, 23815)]