20743140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 64665216

約数和(自身を除く): 43922076

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 53, 55, 60, 66, 106, 110, 132, 159, 165, 212, 220, 265, 318, 330, 530, 583, 593, 636, 660, 795, 1060, 1166, 1186, 1590, 1749, 1779, 2332, 2372, 2915, 2965, 3180, 3498, 3558, 5830, 5930, 6523, 6996, 7116, 8745, 8895, 11660, 11860, 13046, 17490, 17790, 19569, 26092, 31429, 32615, 34980, 35580, 39138, 62858, 65230, 78276, 94287, 97845, 125716, 130460, 157145, 188574, 195690, 314290, 345719, 377148, 391380, 471435, 628580, 691438, 942870, 1037157, 1382876, 1728595, 1885740, 2074314, 3457190, 4148628, 5185785, 6914380, 10371570, 20743140]

約数ペア:

[(1, 20743140), (2, 10371570), (3, 6914380), (4, 5185785), (5, 4148628), (6, 3457190), (10, 2074314), (11, 1885740), (12, 1728595), (15, 1382876), (20, 1037157), (22, 942870), (30, 691438), (33, 628580), (44, 471435), (53, 391380), (55, 377148), (60, 345719), (66, 314290), (106, 195690), (110, 188574), (132, 157145), (159, 130460), (165, 125716), (212, 97845), (220, 94287), (265, 78276), (318, 65230), (330, 62858), (530, 39138), (583, 35580), (593, 34980), (636, 32615), (660, 31429), (795, 26092), (1060, 19569), (1166, 17790), (1186, 17490), (1590, 13046), (1749, 11860), (1779, 11660), (2332, 8895), (2372, 8745), (2915, 7116), (2965, 6996), (3180, 6523), (3498, 5930), (3558, 5830)]