207640510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269663}}^1$

素因数の和:269688

約数の個数: 32

約数和(自身を含む): 465979392

約数和(自身を除く): 258338882

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 269663, 539326, 1348315, 1887641, 2696630, 2966293, 3775282, 5932586, 9438205, 14831465, 18876410, 20764051, 29662930, 41528102, 103820255, 207640510]

約数ペア:

[(1, 207640510), (2, 103820255), (5, 41528102), (7, 29662930), (10, 20764051), (11, 18876410), (14, 14831465), (22, 9438205), (35, 5932586), (55, 3775282), (70, 2966293), (77, 2696630), (110, 1887641), (154, 1348315), (385, 539326), (770, 269663)]