27908140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107339}}^1$

素因数の和:107361

約数の個数: 24

約数和(自身を含む): 63115920

約数和(自身を除く): 35207780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 107339, 214678, 429356, 536695, 1073390, 1395407, 2146780, 2790814, 5581628, 6977035, 13954070, 27908140]

約数ペア:

[(1, 27908140), (2, 13954070), (4, 6977035), (5, 5581628), (10, 2790814), (13, 2146780), (20, 1395407), (26, 1073390), (52, 536695), (65, 429356), (130, 214678), (260, 107339)]