203480840

素因数分解:

$2^3\times 5^1\times {\mathrm{5087021}}^1$

素因数の和:5087032

約数の個数: 16

約数和(自身を含む): 457831980

約数和(自身を除く): 254351140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5087021, 10174042, 20348084, 25435105, 40696168, 50870210, 101740420, 203480840]

約数ペア:

[(1, 203480840), (2, 101740420), (4, 50870210), (5, 40696168), (8, 25435105), (10, 20348084), (20, 10174042), (40, 5087021)]