1878958060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13421129}}^1$

素因数の和:13421145

約数の個数: 24

約数和(自身を含む): 4509499680

約数和(自身を除く): 2630541620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 13421129, 26842258, 53684516, 67105645, 93947903, 134211290, 187895806, 268422580, 375791612, 469739515, 939479030, 1878958060]

約数ペア:

[(1, 1878958060), (2, 939479030), (4, 469739515), (5, 375791612), (7, 268422580), (10, 187895806), (14, 134211290), (20, 93947903), (28, 67105645), (35, 53684516), (70, 26842258), (140, 13421129)]