40227760

素因数分解:

$2^4\times 5^1\times {\mathrm{502847}}^1$

素因数の和:502860

約数の個数: 20

約数和(自身を含む): 93529728

約数和(自身を除く): 53301968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 502847, 1005694, 2011388, 2514235, 4022776, 5028470, 8045552, 10056940, 20113880, 40227760]

約数ペア:

[(1, 40227760), (2, 20113880), (4, 10056940), (5, 8045552), (8, 5028470), (10, 4022776), (16, 2514235), (20, 2011388), (40, 1005694), (80, 502847)]