40840940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{291721}}^1$

素因数の和:291737

約数の個数: 24

約数和(自身を含む): 98018592

約数和(自身を除く): 57177652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 291721, 583442, 1166884, 1458605, 2042047, 2917210, 4084094, 5834420, 8168188, 10210235, 20420470, 40840940]

約数ペア:

[(1, 40840940), (2, 20420470), (4, 10210235), (5, 8168188), (7, 5834420), (10, 4084094), (14, 2917210), (20, 2042047), (28, 1458605), (35, 1166884), (70, 583442), (140, 291721)]