6666940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{6803}}^1$

素因数の和:6826

約数の個数: 36

約数和(自身を含む): 16288776

約数和(自身を除く): 9621836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 6803, 13606, 27212, 34015, 47621, 68030, 95242, 136060, 190484, 238105, 333347, 476210, 666694, 952420, 1333388, 1666735, 3333470, 6666940]

約数ペア:

[(1, 6666940), (2, 3333470), (4, 1666735), (5, 1333388), (7, 952420), (10, 666694), (14, 476210), (20, 333347), (28, 238105), (35, 190484), (49, 136060), (70, 95242), (98, 68030), (140, 47621), (196, 34015), (245, 27212), (490, 13606), (980, 6803)]