12768580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{457}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 29546496

約数和(自身を除く): 16777916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 457, 508, 635, 914, 1270, 1397, 1828, 2285, 2540, 2794, 4570, 5027, 5588, 6985, 9140, 10054, 13970, 20108, 25135, 27940, 50270, 58039, 100540, 116078, 232156, 290195, 580390, 638429, 1160780, 1276858, 2553716, 3192145, 6384290, 12768580]

約数ペア:

[(1, 12768580), (2, 6384290), (4, 3192145), (5, 2553716), (10, 1276858), (11, 1160780), (20, 638429), (22, 580390), (44, 290195), (55, 232156), (110, 116078), (127, 100540), (220, 58039), (254, 50270), (457, 27940), (508, 25135), (635, 20108), (914, 13970), (1270, 10054), (1397, 9140), (1828, 6985), (2285, 5588), (2540, 5027), (2794, 4570)]