210739970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{7151}}^1$

素因数の和:7586

約数の個数: 32

約数和(自身を含む): 434612736

約数和(自身を除く): 223872766

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 5894, 7151, 14302, 14735, 29470, 35755, 50057, 71510, 100114, 250285, 500570, 3010571, 6021142, 15052855, 21073997, 30105710, 42147994, 105369985, 210739970]

約数ペア:

[(1, 210739970), (2, 105369985), (5, 42147994), (7, 30105710), (10, 21073997), (14, 15052855), (35, 6021142), (70, 3010571), (421, 500570), (842, 250285), (2105, 100114), (2947, 71510), (4210, 50057), (5894, 35755), (7151, 29470), (14302, 14735)]