28802480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2707}}^1$

素因数の和:2746

約数の個数: 80

約数和(自身を含む): 80590080

約数和(自身を除く): 51787600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 2707, 5320, 5414, 10640, 10828, 13535, 18949, 21656, 27070, 37898, 43312, 51433, 54140, 75796, 94745, 102866, 108280, 151592, 189490, 205732, 216560, 257165, 303184, 360031, 378980, 411464, 514330, 720062, 757960, 822928, 1028660, 1440124, 1515920, 1800155, 2057320, 2880248, 3600310, 4114640, 5760496, 7200620, 14401240, 28802480]

約数ペア:

[(1, 28802480), (2, 14401240), (4, 7200620), (5, 5760496), (7, 4114640), (8, 3600310), (10, 2880248), (14, 2057320), (16, 1800155), (19, 1515920), (20, 1440124), (28, 1028660), (35, 822928), (38, 757960), (40, 720062), (56, 514330), (70, 411464), (76, 378980), (80, 360031), (95, 303184), (112, 257165), (133, 216560), (140, 205732), (152, 189490), (190, 151592), (266, 108280), (280, 102866), (304, 94745), (380, 75796), (532, 54140), (560, 51433), (665, 43312), (760, 37898), (1064, 27070), (1330, 21656), (1520, 18949), (2128, 13535), (2660, 10828), (2707, 10640), (5320, 5414)]