20178807780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336313463}}^1$

素因数の和:336313475

約数の個数: 24

約数和(自身を含む): 56500661952

約数和(自身を除く): 36321854172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336313463, 672626926, 1008940389, 1345253852, 1681567315, 2017880778, 3363134630, 4035761556, 5044701945, 6726269260, 10089403890, 20178807780]

約数ペア:

[(1, 20178807780), (2, 10089403890), (3, 6726269260), (4, 5044701945), (5, 4035761556), (6, 3363134630), (10, 2017880778), (12, 1681567315), (15, 1345253852), (20, 1008940389), (30, 672626926), (60, 336313463)]