40437644

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1459}}^1$

素因数の和:1530

約数の個数: 36

約数和(自身を含む): 78550920

約数和(自身を除く): 38113276

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 169, 338, 533, 676, 1066, 1459, 2132, 2918, 5836, 6929, 13858, 18967, 27716, 37934, 59819, 75868, 119638, 239276, 246571, 493142, 777647, 986284, 1555294, 3110588, 10109411, 20218822, 40437644]

約数ペア:

[(1, 40437644), (2, 20218822), (4, 10109411), (13, 3110588), (26, 1555294), (41, 986284), (52, 777647), (82, 493142), (164, 246571), (169, 239276), (338, 119638), (533, 75868), (676, 59819), (1066, 37934), (1459, 27716), (2132, 18967), (2918, 13858), (5836, 6929)]