25460620

素因数分解:

$2^2\times 5^1\times {\mathrm{977}}^1\times {\mathrm{1303}}^1$

素因数の和:2289

約数の個数: 24

約数和(自身を含む): 53563104

約数和(自身を除く): 28102484

約数列:

[1, 2, 4, 5, 10, 20, 977, 1303, 1954, 2606, 3908, 4885, 5212, 6515, 9770, 13030, 19540, 26060, 1273031, 2546062, 5092124, 6365155, 12730310, 25460620]

約数ペア:

[(1, 25460620), (2, 12730310), (4, 6365155), (5, 5092124), (10, 2546062), (20, 1273031), (977, 26060), (1303, 19540), (1954, 13030), (2606, 9770), (3908, 6515), (4885, 5212)]