127940210

素因数分解:

$2^1\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{5039}}^1$

素因数の和:7585

約数の個数: 16

約数和(自身を含む): 230428800

約数和(自身を除く): 102488590

約数列:

[1, 2, 5, 10, 2539, 5039, 5078, 10078, 12695, 25195, 25390, 50390, 12794021, 25588042, 63970105, 127940210]

約数ペア:

[(1, 127940210), (2, 63970105), (5, 25588042), (10, 12794021), (2539, 50390), (5039, 25390), (5078, 25195), (10078, 12695)]