121850840

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19403}}^1$

素因数の和:19571

約数の個数: 32

約数和(自身を含む): 275924880

約数和(自身を除く): 154074040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 19403, 38806, 77612, 97015, 155224, 194030, 388060, 776120, 3046271, 6092542, 12185084, 15231355, 24370168, 30462710, 60925420, 121850840]

約数ペア:

[(1, 121850840), (2, 60925420), (4, 30462710), (5, 24370168), (8, 15231355), (10, 12185084), (20, 6092542), (40, 3046271), (157, 776120), (314, 388060), (628, 194030), (785, 155224), (1256, 97015), (1570, 77612), (3140, 38806), (6280, 19403)]