20199892400

素因数分解:

$2^4\times 5^2\times {\mathrm{50499731}}^1$

素因数の和:50499749

約数の個数: 30

約数和(自身を含む): 48530242452

約数和(自身を除く): 28330350052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50499731, 100999462, 201998924, 252498655, 403997848, 504997310, 807995696, 1009994620, 1262493275, 2019989240, 2524986550, 4039978480, 5049973100, 10099946200, 20199892400]

約数ペア:

[(1, 20199892400), (2, 10099946200), (4, 5049973100), (5, 4039978480), (8, 2524986550), (10, 2019989240), (16, 1262493275), (20, 1009994620), (25, 807995696), (40, 504997310), (50, 403997848), (80, 252498655), (100, 201998924), (200, 100999462), (400, 50499731)]