530540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 1143072

約数和(自身を除く): 612532

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 647, 820, 1294, 2588, 3235, 6470, 12940, 26527, 53054, 106108, 132635, 265270, 530540]

約数ペア:

[(1, 530540), (2, 265270), (4, 132635), (5, 106108), (10, 53054), (20, 26527), (41, 12940), (82, 6470), (164, 3235), (205, 2588), (410, 1294), (647, 820)]