68559820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{69959}}^1$

素因数の和:69982

約数の個数: 36

約数和(自身を含む): 167484240

約数和(自身を除く): 98924420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 69959, 139918, 279836, 349795, 489713, 699590, 979426, 1399180, 1958852, 2448565, 3427991, 4897130, 6855982, 9794260, 13711964, 17139955, 34279910, 68559820]

約数ペア:

[(1, 68559820), (2, 34279910), (4, 17139955), (5, 13711964), (7, 9794260), (10, 6855982), (14, 4897130), (20, 3427991), (28, 2448565), (35, 1958852), (49, 1399180), (70, 979426), (98, 699590), (140, 489713), (196, 349795), (245, 279836), (490, 139918), (980, 69959)]