209618260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29033}}^1$

素因数の和:29080

約数の個数: 36

約数和(自身を含む): 464602068

約数和(自身を除く): 254983808

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 29033, 58066, 116132, 145165, 290330, 551627, 580660, 1103254, 2206508, 2758135, 5516270, 10480913, 11032540, 20961826, 41923652, 52404565, 104809130, 209618260]

約数ペア:

[(1, 209618260), (2, 104809130), (4, 52404565), (5, 41923652), (10, 20961826), (19, 11032540), (20, 10480913), (38, 5516270), (76, 2758135), (95, 2206508), (190, 1103254), (361, 580660), (380, 551627), (722, 290330), (1444, 145165), (1805, 116132), (3610, 58066), (7220, 29033)]