40712420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{290803}}^1$

素因数の和:290819

約数の個数: 24

約数和(自身を含む): 97710144

約数和(自身を除く): 56997724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 290803, 581606, 1163212, 1454015, 2035621, 2908030, 4071242, 5816060, 8142484, 10178105, 20356210, 40712420]

約数ペア:

[(1, 40712420), (2, 20356210), (4, 10178105), (5, 8142484), (7, 5816060), (10, 4071242), (14, 2908030), (20, 2035621), (28, 1454015), (35, 1163212), (70, 581606), (140, 290803)]