415037020

素因数分解:

$2^2\times 5^1\times {\mathrm{5431}}^1\times {\mathrm{3821}}^1$

素因数の和:9261

約数の個数: 24

約数和(自身を含む): 871966368

約数和(自身を除く): 456929348

約数列:

[1, 2, 4, 5, 10, 20, 3821, 5431, 7642, 10862, 15284, 19105, 21724, 27155, 38210, 54310, 76420, 108620, 20751851, 41503702, 83007404, 103759255, 207518510, 415037020]

約数ペア:

[(1, 415037020), (2, 207518510), (4, 103759255), (5, 83007404), (10, 41503702), (20, 20751851), (3821, 108620), (5431, 76420), (7642, 54310), (10862, 38210), (15284, 27155), (19105, 21724)]