26784260

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10223}}^1$

素因数の和:10363

約数の個数: 24

約数和(自身を含む): 56681856

約数和(自身を除く): 29897596

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 10223, 20446, 40892, 51115, 102230, 204460, 1339213, 2678426, 5356852, 6696065, 13392130, 26784260]

約数ペア:

[(1, 26784260), (2, 13392130), (4, 6696065), (5, 5356852), (10, 2678426), (20, 1339213), (131, 204460), (262, 102230), (524, 51115), (655, 40892), (1310, 20446), (2620, 10223)]