71380247540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{509858911}}^1$

素因数の和:509858927

約数の個数: 24

約数和(自身を含む): 171312594432

約数和(自身を除く): 99932346892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 509858911, 1019717822, 2039435644, 2549294555, 3569012377, 5098589110, 7138024754, 10197178220, 14276049508, 17845061885, 35690123770, 71380247540]

約数ペア:

[(1, 71380247540), (2, 35690123770), (4, 17845061885), (5, 14276049508), (7, 10197178220), (10, 7138024754), (14, 5098589110), (20, 3569012377), (28, 2549294555), (35, 2039435644), (70, 1019717822), (140, 509858911)]