20158770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 96

約数和(自身を含む): 54183168

約数和(自身を除く): 34024398

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 47, 51, 58, 85, 87, 94, 102, 141, 145, 170, 174, 235, 255, 282, 290, 435, 470, 493, 510, 705, 799, 841, 870, 986, 1363, 1410, 1479, 1598, 1682, 2397, 2465, 2523, 2726, 2958, 3995, 4089, 4205, 4794, 4930, 5046, 6815, 7395, 7990, 8178, 8410, 11985, 12615, 13630, 14297, 14790, 20445, 23171, 23970, 25230, 28594, 39527, 40890, 42891, 46342, 69513, 71485, 79054, 85782, 115855, 118581, 139026, 142970, 197635, 214455, 231710, 237162, 347565, 395270, 428910, 592905, 671959, 695130, 1185810, 1343918, 2015877, 3359795, 4031754, 6719590, 10079385, 20158770]

約数ペア:

[(1, 20158770), (2, 10079385), (3, 6719590), (5, 4031754), (6, 3359795), (10, 2015877), (15, 1343918), (17, 1185810), (29, 695130), (30, 671959), (34, 592905), (47, 428910), (51, 395270), (58, 347565), (85, 237162), (87, 231710), (94, 214455), (102, 197635), (141, 142970), (145, 139026), (170, 118581), (174, 115855), (235, 85782), (255, 79054), (282, 71485), (290, 69513), (435, 46342), (470, 42891), (493, 40890), (510, 39527), (705, 28594), (799, 25230), (841, 23970), (870, 23171), (986, 20445), (1363, 14790), (1410, 14297), (1479, 13630), (1598, 12615), (1682, 11985), (2397, 8410), (2465, 8178), (2523, 7990), (2726, 7395), (2958, 6815), (3995, 5046), (4089, 4930), (4205, 4794)]