22901800

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2663}}^1$

素因数の和:2722

約数の個数: 48

約数和(自身を含む): 54505440

約数和(自身を除く): 31603640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 2663, 4300, 5326, 8600, 10652, 13315, 21304, 26630, 53260, 66575, 106520, 114509, 133150, 229018, 266300, 458036, 532600, 572545, 916072, 1145090, 2290180, 2862725, 4580360, 5725450, 11450900, 22901800]

約数ペア:

[(1, 22901800), (2, 11450900), (4, 5725450), (5, 4580360), (8, 2862725), (10, 2290180), (20, 1145090), (25, 916072), (40, 572545), (43, 532600), (50, 458036), (86, 266300), (100, 229018), (172, 133150), (200, 114509), (215, 106520), (344, 66575), (430, 53260), (860, 26630), (1075, 21304), (1720, 13315), (2150, 10652), (2663, 8600), (4300, 5326)]