51709420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{369353}}^1$

素因数の和:369369

約数の個数: 24

約数和(自身を含む): 124102944

約数和(自身を除く): 72393524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 369353, 738706, 1477412, 1846765, 2585471, 3693530, 5170942, 7387060, 10341884, 12927355, 25854710, 51709420]

約数ペア:

[(1, 51709420), (2, 25854710), (4, 12927355), (5, 10341884), (7, 7387060), (10, 5170942), (14, 3693530), (20, 2585471), (28, 1846765), (35, 1477412), (70, 738706), (140, 369353)]