20378070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:750

約数の個数: 96

約数和(自身を含む): 59136480

約数和(自身を除く): 38758410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 30, 34, 38, 45, 51, 57, 85, 90, 95, 102, 114, 153, 170, 171, 190, 255, 285, 306, 323, 342, 510, 570, 646, 701, 765, 855, 969, 1402, 1530, 1615, 1710, 1938, 2103, 2907, 3230, 3505, 4206, 4845, 5814, 6309, 7010, 9690, 10515, 11917, 12618, 13319, 14535, 21030, 23834, 26638, 29070, 31545, 35751, 39957, 59585, 63090, 66595, 71502, 79914, 107253, 119170, 119871, 133190, 178755, 199785, 214506, 226423, 239742, 357510, 399570, 452846, 536265, 599355, 679269, 1072530, 1132115, 1198710, 1358538, 2037807, 2264230, 3396345, 4075614, 6792690, 10189035, 20378070]

約数ペア:

[(1, 20378070), (2, 10189035), (3, 6792690), (5, 4075614), (6, 3396345), (9, 2264230), (10, 2037807), (15, 1358538), (17, 1198710), (18, 1132115), (19, 1072530), (30, 679269), (34, 599355), (38, 536265), (45, 452846), (51, 399570), (57, 357510), (85, 239742), (90, 226423), (95, 214506), (102, 199785), (114, 178755), (153, 133190), (170, 119871), (171, 119170), (190, 107253), (255, 79914), (285, 71502), (306, 66595), (323, 63090), (342, 59585), (510, 39957), (570, 35751), (646, 31545), (701, 29070), (765, 26638), (855, 23834), (969, 21030), (1402, 14535), (1530, 13319), (1615, 12618), (1710, 11917), (1938, 10515), (2103, 9690), (2907, 7010), (3230, 6309), (3505, 5814), (4206, 4845)]