12440806420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{88862903}}^1$

素因数の和:88862919

約数の個数: 24

約数和(自身を含む): 29857935744

約数和(自身を除く): 17417129324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 88862903, 177725806, 355451612, 444314515, 622040321, 888629030, 1244080642, 1777258060, 2488161284, 3110201605, 6220403210, 12440806420]

約数ペア:

[(1, 12440806420), (2, 6220403210), (4, 3110201605), (5, 2488161284), (7, 1777258060), (10, 1244080642), (14, 888629030), (20, 622040321), (28, 444314515), (35, 355451612), (70, 177725806), (140, 88862903)]