20044400

素因数分解:

$2^4\times 5^2\times {\mathrm{50111}}^1$

素因数の和:50129

約数の個数: 30

約数和(自身を含む): 48157632

約数和(自身を除く): 28113232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50111, 100222, 200444, 250555, 400888, 501110, 801776, 1002220, 1252775, 2004440, 2505550, 4008880, 5011100, 10022200, 20044400]

約数ペア:

[(1, 20044400), (2, 10022200), (4, 5011100), (5, 4008880), (8, 2505550), (10, 2004440), (16, 1252775), (20, 1002220), (25, 801776), (40, 501110), (50, 400888), (80, 250555), (100, 200444), (200, 100222), (400, 50111)]