156939650420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1120997503}}^1$

素因数の和:1120997519

約数の個数: 24

約数和(自身を含む): 376655161344

約数和(自身を除く): 219715510924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1120997503, 2241995006, 4483990012, 5604987515, 7846982521, 11209975030, 15693965042, 22419950060, 31387930084, 39234912605, 78469825210, 156939650420]

約数ペア:

[(1, 156939650420), (2, 78469825210), (4, 39234912605), (5, 31387930084), (7, 22419950060), (10, 15693965042), (14, 11209975030), (20, 7846982521), (28, 5604987515), (35, 4483990012), (70, 2241995006), (140, 1120997503)]