26380780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10069}}^1$

素因数の和:10209

約数の個数: 24

約数和(自身を含む): 55828080

約数和(自身を除く): 29447300

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 10069, 20138, 40276, 50345, 100690, 201380, 1319039, 2638078, 5276156, 6595195, 13190390, 26380780]

約数ペア:

[(1, 26380780), (2, 13190390), (4, 6595195), (5, 5276156), (10, 2638078), (20, 1319039), (131, 201380), (262, 100690), (524, 50345), (655, 40276), (1310, 20138), (2620, 10069)]