19601200

素因数分解:

$2^4\times 5^2\times {\mathrm{49003}}^1$

素因数の和:49021

約数の個数: 30

約数和(自身を含む): 47092844

約数和(自身を除く): 27491644

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 49003, 98006, 196012, 245015, 392024, 490030, 784048, 980060, 1225075, 1960120, 2450150, 3920240, 4900300, 9800600, 19601200]

約数ペア:

[(1, 19601200), (2, 9800600), (4, 4900300), (5, 3920240), (8, 2450150), (10, 1960120), (16, 1225075), (20, 980060), (25, 784048), (40, 490030), (50, 392024), (80, 245015), (100, 196012), (200, 98006), (400, 49003)]