1239444080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{2213293}}^1$

素因数の和:2213313

約数の個数: 40

約数和(自身を含む): 3293381472

約数和(自身を除く): 2053937392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 2213293, 4426586, 8853172, 11066465, 15493051, 17706344, 22132930, 30986102, 35412688, 44265860, 61972204, 77465255, 88531720, 123944408, 154930510, 177063440, 247888816, 309861020, 619722040, 1239444080]

約数ペア:

[(1, 1239444080), (2, 619722040), (4, 309861020), (5, 247888816), (7, 177063440), (8, 154930510), (10, 123944408), (14, 88531720), (16, 77465255), (20, 61972204), (28, 44265860), (35, 35412688), (40, 30986102), (56, 22132930), (70, 17706344), (80, 15493051), (112, 11066465), (140, 8853172), (280, 4426586), (560, 2213293)]