23640420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{394007}}^1$

素因数の和:394019

約数の個数: 24

約数和(自身を含む): 66193344

約数和(自身を除く): 42552924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 394007, 788014, 1182021, 1576028, 1970035, 2364042, 3940070, 4728084, 5910105, 7880140, 11820210, 23640420]

約数ペア:

[(1, 23640420), (2, 11820210), (3, 7880140), (4, 5910105), (5, 4728084), (6, 3940070), (10, 2364042), (12, 1970035), (15, 1576028), (20, 1182021), (30, 788014), (60, 394007)]