9088400

素因数分解:

$2^4\times 5^2\times {\mathrm{22721}}^1$

素因数の和:22739

約数の個数: 30

約数和(自身を含む): 21835842

約数和(自身を除く): 12747442

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 22721, 45442, 90884, 113605, 181768, 227210, 363536, 454420, 568025, 908840, 1136050, 1817680, 2272100, 4544200, 9088400]

約数ペア:

[(1, 9088400), (2, 4544200), (4, 2272100), (5, 1817680), (8, 1136050), (10, 908840), (16, 568025), (20, 454420), (25, 363536), (40, 227210), (50, 181768), (80, 113605), (100, 90884), (200, 45442), (400, 22721)]