139026860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{993049}}^1$

素因数の和:993065

約数の個数: 24

約数和(自身を含む): 333664800

約数和(自身を除く): 194637940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 993049, 1986098, 3972196, 4965245, 6951343, 9930490, 13902686, 19860980, 27805372, 34756715, 69513430, 139026860]

約数ペア:

[(1, 139026860), (2, 69513430), (4, 34756715), (5, 27805372), (7, 19860980), (10, 13902686), (14, 9930490), (20, 6951343), (28, 4965245), (35, 3972196), (70, 1986098), (140, 993049)]