79864820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{570463}}^1$

素因数の和:570479

約数の個数: 24

約数和(自身を含む): 191675904

約数和(自身を除く): 111811084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 570463, 1140926, 2281852, 2852315, 3993241, 5704630, 7986482, 11409260, 15972964, 19966205, 39932410, 79864820]

約数ペア:

[(1, 79864820), (2, 39932410), (4, 19966205), (5, 15972964), (7, 11409260), (10, 7986482), (14, 5704630), (20, 3993241), (28, 2852315), (35, 2281852), (70, 1140926), (140, 570463)]