1556380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11117}}^1$

素因数の和:11133

約数の個数: 24

約数和(自身を含む): 3735648

約数和(自身を除く): 2179268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11117, 22234, 44468, 55585, 77819, 111170, 155638, 222340, 311276, 389095, 778190, 1556380]

約数ペア:

[(1, 1556380), (2, 778190), (4, 389095), (5, 311276), (7, 222340), (10, 155638), (14, 111170), (20, 77819), (28, 55585), (35, 44468), (70, 22234), (140, 11117)]