2020077530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{16903}}^1$

素因数の和:16983

約数の個数: 64

約数和(自身を含む): 4162440960

約数和(自身を除く): 2142363430

約数列:

[1, 2, 5, 10, 17, 19, 34, 37, 38, 74, 85, 95, 170, 185, 190, 323, 370, 629, 646, 703, 1258, 1406, 1615, 3145, 3230, 3515, 6290, 7030, 11951, 16903, 23902, 33806, 59755, 84515, 119510, 169030, 287351, 321157, 574702, 625411, 642314, 1250822, 1436755, 1605785, 2873510, 3127055, 3211570, 5459669, 6254110, 10631987, 10919338, 11882809, 21263974, 23765618, 27298345, 53159935, 54596690, 59414045, 106319870, 118828090, 202007753, 404015506, 1010038765, 2020077530]

約数ペア:

[(1, 2020077530), (2, 1010038765), (5, 404015506), (10, 202007753), (17, 118828090), (19, 106319870), (34, 59414045), (37, 54596690), (38, 53159935), (74, 27298345), (85, 23765618), (95, 21263974), (170, 11882809), (185, 10919338), (190, 10631987), (323, 6254110), (370, 5459669), (629, 3211570), (646, 3127055), (703, 2873510), (1258, 1605785), (1406, 1436755), (1615, 1250822), (3145, 642314), (3230, 625411), (3515, 574702), (6290, 321157), (7030, 287351), (11951, 169030), (16903, 119510), (23902, 84515), (33806, 59755)]