6778660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6917}}^1$

素因数の和:6940

約数の個数: 36

約数和(自身を含む): 16561692

約数和(自身を除く): 9783032

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6917, 13834, 27668, 34585, 48419, 69170, 96838, 138340, 193676, 242095, 338933, 484190, 677866, 968380, 1355732, 1694665, 3389330, 6778660]

約数ペア:

[(1, 6778660), (2, 3389330), (4, 1694665), (5, 1355732), (7, 968380), (10, 677866), (14, 484190), (20, 338933), (28, 242095), (35, 193676), (49, 138340), (70, 96838), (98, 69170), (140, 48419), (196, 34585), (245, 27668), (490, 13834), (980, 6917)]