68089910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{138959}}^1$

素因数の和:138980

約数の個数: 24

約数和(自身を含む): 142572960

約数和(自身を除く): 74483050

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 138959, 277918, 694795, 972713, 1389590, 1945426, 4863565, 6808991, 9727130, 13617982, 34044955, 68089910]

約数ペア:

[(1, 68089910), (2, 34044955), (5, 13617982), (7, 9727130), (10, 6808991), (14, 4863565), (35, 1945426), (49, 1389590), (70, 972713), (98, 694795), (245, 277918), (490, 138959)]