20949060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31741}}^1$

素因数の和:31764

約数の個数: 48

約数和(自身を含む): 63991872

約数和(自身を除く): 43042812

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 31741, 63482, 95223, 126964, 158705, 190446, 317410, 349151, 380892, 476115, 634820, 698302, 952230, 1047453, 1396604, 1745755, 1904460, 2094906, 3491510, 4189812, 5237265, 6983020, 10474530, 20949060]

約数ペア:

[(1, 20949060), (2, 10474530), (3, 6983020), (4, 5237265), (5, 4189812), (6, 3491510), (10, 2094906), (11, 1904460), (12, 1745755), (15, 1396604), (20, 1047453), (22, 952230), (30, 698302), (33, 634820), (44, 476115), (55, 380892), (60, 349151), (66, 317410), (110, 190446), (132, 158705), (165, 126964), (220, 95223), (330, 63482), (660, 31741)]