9140840

素因数分解:

$2^3\times 5^1\times {\mathrm{228521}}^1$

素因数の和:228532

約数の個数: 16

約数和(自身を含む): 20566980

約数和(自身を除く): 11426140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 228521, 457042, 914084, 1142605, 1828168, 2285210, 4570420, 9140840]

約数ペア:

[(1, 9140840), (2, 4570420), (4, 2285210), (5, 1828168), (8, 1142605), (10, 914084), (20, 457042), (40, 228521)]