20806616270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4349}}^1$

素因数の和:4482

約数の個数: 128

約数和(自身を含む): 44739993600

約数和(自身を除く): 23933377330

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 61, 62, 110, 115, 122, 155, 230, 253, 305, 310, 341, 506, 610, 671, 682, 713, 1265, 1342, 1403, 1426, 1705, 1891, 2530, 2806, 3355, 3410, 3565, 3782, 4349, 6710, 7015, 7130, 7843, 8698, 9455, 14030, 15433, 15686, 18910, 20801, 21745, 30866, 39215, 41602, 43490, 43493, 47839, 77165, 78430, 86986, 95678, 100027, 104005, 134819, 154330, 200054, 208010, 217465, 239195, 265289, 269638, 434930, 478390, 478423, 500135, 530578, 674095, 956846, 1000270, 1100297, 1326445, 1348190, 1483009, 2200594, 2392115, 2652890, 2918179, 2966018, 3100837, 4784230, 5501485, 5836358, 6101647, 6201674, 7415045, 8223959, 11002970, 12203294, 14590895, 14830090, 15504185, 16447918, 29181790, 30508235, 31008370, 34109207, 41119795, 61016470, 67118117, 68218414, 82239590, 90463549, 134236234, 170546035, 180927098, 189151057, 335590585, 341092070, 378302114, 452317745, 671181170, 904635490, 945755285, 1891510570, 2080661627, 4161323254, 10403308135, 20806616270]

約数ペア:

[(1, 20806616270), (2, 10403308135), (5, 4161323254), (10, 2080661627), (11, 1891510570), (22, 945755285), (23, 904635490), (31, 671181170), (46, 452317745), (55, 378302114), (61, 341092070), (62, 335590585), (110, 189151057), (115, 180927098), (122, 170546035), (155, 134236234), (230, 90463549), (253, 82239590), (305, 68218414), (310, 67118117), (341, 61016470), (506, 41119795), (610, 34109207), (671, 31008370), (682, 30508235), (713, 29181790), (1265, 16447918), (1342, 15504185), (1403, 14830090), (1426, 14590895), (1705, 12203294), (1891, 11002970), (2530, 8223959), (2806, 7415045), (3355, 6201674), (3410, 6101647), (3565, 5836358), (3782, 5501485), (4349, 4784230), (6710, 3100837), (7015, 2966018), (7130, 2918179), (7843, 2652890), (8698, 2392115), (9455, 2200594), (14030, 1483009), (15433, 1348190), (15686, 1326445), (18910, 1100297), (20801, 1000270), (21745, 956846), (30866, 674095), (39215, 530578), (41602, 500135), (43490, 478423), (43493, 478390), (47839, 434930), (77165, 269638), (78430, 265289), (86986, 239195), (95678, 217465), (100027, 208010), (104005, 200054), (134819, 154330)]