10265260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 22377600

約数和(自身を除く): 12112340

約数列:

[1, 2, 4, 5, 10, 20, 73, 79, 89, 146, 158, 178, 292, 316, 356, 365, 395, 445, 730, 790, 890, 1460, 1580, 1780, 5767, 6497, 7031, 11534, 12994, 14062, 23068, 25988, 28124, 28835, 32485, 35155, 57670, 64970, 70310, 115340, 129940, 140620, 513263, 1026526, 2053052, 2566315, 5132630, 10265260]

約数ペア:

[(1, 10265260), (2, 5132630), (4, 2566315), (5, 2053052), (10, 1026526), (20, 513263), (73, 140620), (79, 129940), (89, 115340), (146, 70310), (158, 64970), (178, 57670), (292, 35155), (316, 32485), (356, 28835), (365, 28124), (395, 25988), (445, 23068), (730, 14062), (790, 12994), (890, 11534), (1460, 7031), (1580, 6497), (1780, 5767)]