26245040

素因数分解:

$2^4\times 5^1\times {\mathrm{328063}}^1$

素因数の和:328076

約数の個数: 20

約数和(自身を含む): 61019904

約数和(自身を除く): 34774864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 328063, 656126, 1312252, 1640315, 2624504, 3280630, 5249008, 6561260, 13122520, 26245040]

約数ペア:

[(1, 26245040), (2, 13122520), (4, 6561260), (5, 5249008), (8, 3280630), (10, 2624504), (16, 1640315), (20, 1312252), (40, 656126), (80, 328063)]