3857200

素因数分解:

$2^4\times 5^2\times {\mathrm{9643}}^1$

素因数の和:9661

約数の個数: 30

約数和(自身を含む): 9267884

約数和(自身を除く): 5410684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 9643, 19286, 38572, 48215, 77144, 96430, 154288, 192860, 241075, 385720, 482150, 771440, 964300, 1928600, 3857200]

約数ペア:

[(1, 3857200), (2, 1928600), (4, 964300), (5, 771440), (8, 482150), (10, 385720), (16, 241075), (20, 192860), (25, 154288), (40, 96430), (50, 77144), (80, 48215), (100, 38572), (200, 19286), (400, 9643)]