121036280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{64381}}^1$

素因数の和:64439

約数の個数: 32

約数和(自身を含む): 278130240

約数和(自身を除く): 157093960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 64381, 128762, 257524, 321905, 515048, 643810, 1287620, 2575240, 3025907, 6051814, 12103628, 15129535, 24207256, 30259070, 60518140, 121036280]

約数ペア:

[(1, 121036280), (2, 60518140), (4, 30259070), (5, 24207256), (8, 15129535), (10, 12103628), (20, 6051814), (40, 3025907), (47, 2575240), (94, 1287620), (188, 643810), (235, 515048), (376, 321905), (470, 257524), (940, 128762), (1880, 64381)]