139804660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1579}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 310564800

約数和(自身を除く): 170760140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 233, 380, 466, 932, 1165, 1579, 2330, 3158, 4427, 4660, 6316, 7895, 8854, 15790, 17708, 22135, 30001, 31580, 44270, 60002, 88540, 120004, 150005, 300010, 367907, 600020, 735814, 1471628, 1839535, 3679070, 6990233, 7358140, 13980466, 27960932, 34951165, 69902330, 139804660]

約数ペア:

[(1, 139804660), (2, 69902330), (4, 34951165), (5, 27960932), (10, 13980466), (19, 7358140), (20, 6990233), (38, 3679070), (76, 1839535), (95, 1471628), (190, 735814), (233, 600020), (380, 367907), (466, 300010), (932, 150005), (1165, 120004), (1579, 88540), (2330, 60002), (3158, 44270), (4427, 31580), (4660, 30001), (6316, 22135), (7895, 17708), (8854, 15790)]