20219386040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1679351}}^1$

素因数の和:1679412

約数の個数: 64

約数和(自身を含む): 53201871360

約数和(自身を除く): 32982485320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 602, 860, 1204, 1505, 1720, 2408, 3010, 6020, 12040, 1679351, 3358702, 6717404, 8396755, 11755457, 13434808, 16793510, 23510914, 33587020, 47021828, 58777285, 67174040, 72212093, 94043656, 117554570, 144424186, 235109140, 288848372, 361060465, 470218280, 505484651, 577696744, 722120930, 1010969302, 1444241860, 2021938604, 2527423255, 2888483720, 4043877208, 5054846510, 10109693020, 20219386040]

約数ペア:

[(1, 20219386040), (2, 10109693020), (4, 5054846510), (5, 4043877208), (7, 2888483720), (8, 2527423255), (10, 2021938604), (14, 1444241860), (20, 1010969302), (28, 722120930), (35, 577696744), (40, 505484651), (43, 470218280), (56, 361060465), (70, 288848372), (86, 235109140), (140, 144424186), (172, 117554570), (215, 94043656), (280, 72212093), (301, 67174040), (344, 58777285), (430, 47021828), (602, 33587020), (860, 23510914), (1204, 16793510), (1505, 13434808), (1720, 11755457), (2408, 8396755), (3010, 6717404), (6020, 3358702), (12040, 1679351)]