19084400

素因数分解:

$2^4\times 5^2\times {\mathrm{47711}}^1$

素因数の和:47729

約数の個数: 30

約数和(自身を含む): 45851232

約数和(自身を除く): 26766832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 47711, 95422, 190844, 238555, 381688, 477110, 763376, 954220, 1192775, 1908440, 2385550, 3816880, 4771100, 9542200, 19084400]

約数ペア:

[(1, 19084400), (2, 9542200), (4, 4771100), (5, 3816880), (8, 2385550), (10, 1908440), (16, 1192775), (20, 954220), (25, 763376), (40, 477110), (50, 381688), (80, 238555), (100, 190844), (200, 95422), (400, 47711)]