40565456

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{133439}}^1$

素因数の和:133466

約数の個数: 20

約数和(自身を含む): 82732800

約数和(自身を除く): 42167344

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 133439, 266878, 533756, 1067512, 2135024, 2535341, 5070682, 10141364, 20282728, 40565456]

約数ペア:

[(1, 40565456), (2, 20282728), (4, 10141364), (8, 5070682), (16, 2535341), (19, 2135024), (38, 1067512), (76, 533756), (152, 266878), (304, 133439)]