28346800

素因数分解:

$2^4\times 5^2\times {\mathrm{70867}}^1$

素因数の和:70885

約数の個数: 30

約数和(自身を含む): 68104148

約数和(自身を除く): 39757348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 70867, 141734, 283468, 354335, 566936, 708670, 1133872, 1417340, 1771675, 2834680, 3543350, 5669360, 7086700, 14173400, 28346800]

約数ペア:

[(1, 28346800), (2, 14173400), (4, 7086700), (5, 5669360), (8, 3543350), (10, 2834680), (16, 1771675), (20, 1417340), (25, 1133872), (40, 708670), (50, 566936), (80, 354335), (100, 283468), (200, 141734), (400, 70867)]