20026400

素因数分解:

$2^5\times 5^2\times {\mathrm{25033}}^1$

素因数の和:25053

約数の個数: 36

約数和(自身を含む): 48891402

約数和(自身を除く): 28865002

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 25033, 50066, 100132, 125165, 200264, 250330, 400528, 500660, 625825, 801056, 1001320, 1251650, 2002640, 2503300, 4005280, 5006600, 10013200, 20026400]

約数ペア:

[(1, 20026400), (2, 10013200), (4, 5006600), (5, 4005280), (8, 2503300), (10, 2002640), (16, 1251650), (20, 1001320), (25, 801056), (32, 625825), (40, 500660), (50, 400528), (80, 250330), (100, 200264), (160, 125165), (200, 100132), (400, 50066), (800, 25033)]