20946400

素因数分解:

$2^5\times 5^2\times {\mathrm{26183}}^1$

素因数の和:26203

約数の個数: 36

約数和(自身を含む): 51137352

約数和(自身を除く): 30190952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 26183, 52366, 104732, 130915, 209464, 261830, 418928, 523660, 654575, 837856, 1047320, 1309150, 2094640, 2618300, 4189280, 5236600, 10473200, 20946400]

約数ペア:

[(1, 20946400), (2, 10473200), (4, 5236600), (5, 4189280), (8, 2618300), (10, 2094640), (16, 1309150), (20, 1047320), (25, 837856), (32, 654575), (40, 523660), (50, 418928), (80, 261830), (100, 209464), (160, 130915), (200, 104732), (400, 52366), (800, 26183)]