26403880

素因数分解:

$2^3\times 5^1\times {\mathrm{660097}}^1$

素因数の和:660108

約数の個数: 16

約数和(自身を含む): 59408820

約数和(自身を除く): 33004940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 660097, 1320194, 2640388, 3300485, 5280776, 6600970, 13201940, 26403880]

約数ペア:

[(1, 26403880), (2, 13201940), (4, 6600970), (5, 5280776), (8, 3300485), (10, 2640388), (20, 1320194), (40, 660097)]