54817420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{391553}}^1$

素因数の和:391569

約数の個数: 24

約数和(自身を含む): 131562144

約数和(自身を除く): 76744724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 391553, 783106, 1566212, 1957765, 2740871, 3915530, 5481742, 7831060, 10963484, 13704355, 27408710, 54817420]

約数ペア:

[(1, 54817420), (2, 27408710), (4, 13704355), (5, 10963484), (7, 7831060), (10, 5481742), (14, 3915530), (20, 2740871), (28, 1957765), (35, 1566212), (70, 783106), (140, 391553)]