22142920

素因数分解:

$2^3\times 5^1\times {\mathrm{553573}}^1$

素因数の和:553584

約数の個数: 16

約数和(自身を含む): 49821660

約数和(自身を除く): 27678740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 553573, 1107146, 2214292, 2767865, 4428584, 5535730, 11071460, 22142920]

約数ペア:

[(1, 22142920), (2, 11071460), (4, 5535730), (5, 4428584), (8, 2767865), (10, 2214292), (20, 1107146), (40, 553573)]