25339780

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4127}}^1$

素因数の和:4443

約数の個数: 24

約数和(自身を含む): 53399808

約数和(自身を除く): 28060028

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 4127, 6140, 8254, 16508, 20635, 41270, 82540, 1266989, 2533978, 5067956, 6334945, 12669890, 25339780]

約数ペア:

[(1, 25339780), (2, 12669890), (4, 6334945), (5, 5067956), (10, 2533978), (20, 1266989), (307, 82540), (614, 41270), (1228, 20635), (1535, 16508), (3070, 8254), (4127, 6140)]