56989180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{69499}}^1$

素因数の和:69549

約数の個数: 24

約数和(自身を含む): 122598000

約数和(自身を除く): 65608820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 69499, 138998, 277996, 347495, 694990, 1389980, 2849459, 5698918, 11397836, 14247295, 28494590, 56989180]

約数ペア:

[(1, 56989180), (2, 28494590), (4, 14247295), (5, 11397836), (10, 5698918), (20, 2849459), (41, 1389980), (82, 694990), (164, 347495), (205, 277996), (410, 138998), (820, 69499)]