54283780

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20719}}^1$

素因数の和:20859

約数の個数: 24

約数和(自身を含む): 114871680

約数和(自身を除く): 60587900

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 20719, 41438, 82876, 103595, 207190, 414380, 2714189, 5428378, 10856756, 13570945, 27141890, 54283780]

約数ペア:

[(1, 54283780), (2, 27141890), (4, 13570945), (5, 10856756), (10, 5428378), (20, 2714189), (131, 414380), (262, 207190), (524, 103595), (655, 82876), (1310, 41438), (2620, 20719)]