6639380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 48

約数和(自身を含む): 15410304

約数和(自身を除く): 8770924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 293, 412, 515, 586, 1030, 1133, 1172, 1465, 2060, 2266, 2930, 3223, 4532, 5665, 5860, 6446, 11330, 12892, 16115, 22660, 30179, 32230, 60358, 64460, 120716, 150895, 301790, 331969, 603580, 663938, 1327876, 1659845, 3319690, 6639380]

約数ペア:

[(1, 6639380), (2, 3319690), (4, 1659845), (5, 1327876), (10, 663938), (11, 603580), (20, 331969), (22, 301790), (44, 150895), (55, 120716), (103, 64460), (110, 60358), (206, 32230), (220, 30179), (293, 22660), (412, 16115), (515, 12892), (586, 11330), (1030, 6446), (1133, 5860), (1172, 5665), (1465, 4532), (2060, 3223), (2266, 2930)]