2019093040

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{1499}}^1$

素因数の和:1774

約数の個数: 80

約数和(自身を含む): 4770900000

約数和(自身を除く): 2751806960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 149, 226, 298, 452, 565, 596, 745, 904, 1130, 1192, 1490, 1499, 1808, 2260, 2384, 2980, 2998, 4520, 5960, 5996, 7495, 9040, 11920, 11992, 14990, 16837, 23984, 29980, 33674, 59960, 67348, 84185, 119920, 134696, 168370, 169387, 223351, 269392, 336740, 338774, 446702, 673480, 677548, 846935, 893404, 1116755, 1346960, 1355096, 1693870, 1786808, 2233510, 2710192, 3387740, 3573616, 4467020, 6775480, 8934040, 13550960, 17868080, 25238663, 50477326, 100954652, 126193315, 201909304, 252386630, 403818608, 504773260, 1009546520, 2019093040]

約数ペア:

[(1, 2019093040), (2, 1009546520), (4, 504773260), (5, 403818608), (8, 252386630), (10, 201909304), (16, 126193315), (20, 100954652), (40, 50477326), (80, 25238663), (113, 17868080), (149, 13550960), (226, 8934040), (298, 6775480), (452, 4467020), (565, 3573616), (596, 3387740), (745, 2710192), (904, 2233510), (1130, 1786808), (1192, 1693870), (1490, 1355096), (1499, 1346960), (1808, 1116755), (2260, 893404), (2384, 846935), (2980, 677548), (2998, 673480), (4520, 446702), (5960, 338774), (5996, 336740), (7495, 269392), (9040, 223351), (11920, 169387), (11992, 168370), (14990, 134696), (16837, 119920), (23984, 84185), (29980, 67348), (33674, 59960)]