1780636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:322

約数の個数: 36

約数和(自身を含む): 3701656

約数和(自身を除く): 1921020

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 121, 143, 242, 283, 286, 484, 566, 572, 1132, 1573, 3113, 3146, 3679, 6226, 6292, 7358, 12452, 14716, 34243, 40469, 68486, 80938, 136972, 161876, 445159, 890318, 1780636]

約数ペア:

[(1, 1780636), (2, 890318), (4, 445159), (11, 161876), (13, 136972), (22, 80938), (26, 68486), (44, 40469), (52, 34243), (121, 14716), (143, 12452), (242, 7358), (283, 6292), (286, 6226), (484, 3679), (566, 3146), (572, 3113), (1132, 1573)]