201916240

素因数分解:

$2^4\times 5^1\times {\mathrm{2523953}}^1$

素因数の和:2523966

約数の個数: 20

約数和(自身を含む): 469455444

約数和(自身を除く): 267539204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2523953, 5047906, 10095812, 12619765, 20191624, 25239530, 40383248, 50479060, 100958120, 201916240]

約数ペア:

[(1, 201916240), (2, 100958120), (4, 50479060), (5, 40383248), (8, 25239530), (10, 20191624), (16, 12619765), (20, 10095812), (40, 5047906), (80, 2523953)]