1900052

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 4300800

約数和(自身を除く): 2400748

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 199, 217, 308, 341, 398, 434, 682, 796, 868, 1364, 1393, 2189, 2387, 2786, 4378, 4774, 5572, 6169, 8756, 9548, 12338, 15323, 24676, 30646, 43183, 61292, 67859, 86366, 135718, 172732, 271436, 475013, 950026, 1900052]

約数ペア:

[(1, 1900052), (2, 950026), (4, 475013), (7, 271436), (11, 172732), (14, 135718), (22, 86366), (28, 67859), (31, 61292), (44, 43183), (62, 30646), (77, 24676), (124, 15323), (154, 12338), (199, 9548), (217, 8756), (308, 6169), (341, 5572), (398, 4774), (434, 4378), (682, 2786), (796, 2387), (868, 2189), (1364, 1393)]