138919220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{967}}^1$

素因数の和:1640

約数の個数: 48

約数和(自身を含む): 319068288

約数和(自身を除く): 180149068

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 653, 967, 1306, 1934, 2612, 3265, 3868, 4835, 6530, 7183, 9670, 10637, 13060, 14366, 19340, 21274, 28732, 35915, 42548, 53185, 71830, 106370, 143660, 212740, 631451, 1262902, 2525804, 3157255, 6314510, 6945961, 12629020, 13891922, 27783844, 34729805, 69459610, 138919220]

約数ペア:

[(1, 138919220), (2, 69459610), (4, 34729805), (5, 27783844), (10, 13891922), (11, 12629020), (20, 6945961), (22, 6314510), (44, 3157255), (55, 2525804), (110, 1262902), (220, 631451), (653, 212740), (967, 143660), (1306, 106370), (1934, 71830), (2612, 53185), (3265, 42548), (3868, 35915), (4835, 28732), (6530, 21274), (7183, 19340), (9670, 14366), (10637, 13060)]