20129190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1417

約数の個数: 64

約数和(自身を含む): 52954560

約数和(自身を除く): 32825370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 29, 30, 34, 51, 58, 85, 87, 102, 145, 170, 174, 255, 290, 435, 493, 510, 870, 986, 1361, 1479, 2465, 2722, 2958, 4083, 4930, 6805, 7395, 8166, 13610, 14790, 20415, 23137, 39469, 40830, 46274, 69411, 78938, 115685, 118407, 138822, 197345, 231370, 236814, 347055, 394690, 592035, 670973, 694110, 1184070, 1341946, 2012919, 3354865, 4025838, 6709730, 10064595, 20129190]

約数ペア:

[(1, 20129190), (2, 10064595), (3, 6709730), (5, 4025838), (6, 3354865), (10, 2012919), (15, 1341946), (17, 1184070), (29, 694110), (30, 670973), (34, 592035), (51, 394690), (58, 347055), (85, 236814), (87, 231370), (102, 197345), (145, 138822), (170, 118407), (174, 115685), (255, 78938), (290, 69411), (435, 46274), (493, 40830), (510, 39469), (870, 23137), (986, 20415), (1361, 14790), (1479, 13610), (2465, 8166), (2722, 7395), (2958, 6805), (4083, 4930)]