266772380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1905517}}^1$

素因数の和:1905533

約数の個数: 24

約数和(自身を含む): 640254048

約数和(自身を除く): 373481668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1905517, 3811034, 7622068, 9527585, 13338619, 19055170, 26677238, 38110340, 53354476, 66693095, 133386190, 266772380]

約数ペア:

[(1, 266772380), (2, 133386190), (4, 66693095), (5, 53354476), (7, 38110340), (10, 26677238), (14, 19055170), (20, 13338619), (28, 9527585), (35, 7622068), (70, 3811034), (140, 1905517)]