72647210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{3929}}^1$

素因数の和:4022

約数の個数: 24

約数和(自身を含む): 133910820

約数和(自身を除く): 61263610

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 3929, 7858, 9245, 18490, 19645, 39290, 168947, 337894, 844735, 1689470, 7264721, 14529442, 36323605, 72647210]

約数ペア:

[(1, 72647210), (2, 36323605), (5, 14529442), (10, 7264721), (43, 1689470), (86, 844735), (215, 337894), (430, 168947), (1849, 39290), (3698, 19645), (3929, 18490), (7858, 9245)]