211854580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13883}}^1$

素因数の和:14008

約数の個数: 48

約数和(自身を含む): 513152640

約数和(自身を除く): 301298060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 13883, 15260, 27766, 55532, 69415, 97181, 138830, 194362, 277660, 388724, 485905, 971810, 1513247, 1943620, 3026494, 6052988, 7566235, 10592729, 15132470, 21185458, 30264940, 42370916, 52963645, 105927290, 211854580]

約数ペア:

[(1, 211854580), (2, 105927290), (4, 52963645), (5, 42370916), (7, 30264940), (10, 21185458), (14, 15132470), (20, 10592729), (28, 7566235), (35, 6052988), (70, 3026494), (109, 1943620), (140, 1513247), (218, 971810), (436, 485905), (545, 388724), (763, 277660), (1090, 194362), (1526, 138830), (2180, 97181), (3052, 69415), (3815, 55532), (7630, 27766), (13883, 15260)]