26656420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{190403}}^1$

素因数の和:190419

約数の個数: 24

約数和(自身を含む): 63975744

約数和(自身を除く): 37319324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 190403, 380806, 761612, 952015, 1332821, 1904030, 2665642, 3808060, 5331284, 6664105, 13328210, 26656420]

約数ペア:

[(1, 26656420), (2, 13328210), (4, 6664105), (5, 5331284), (7, 3808060), (10, 2665642), (14, 1904030), (20, 1332821), (28, 952015), (35, 761612), (70, 380806), (140, 190403)]