2138800

素因数分解:

$2^4\times 5^2\times {\mathrm{5347}}^1$

素因数の和:5365

約数の個数: 30

約数和(自身を含む): 5139428

約数和(自身を除く): 3000628

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5347, 10694, 21388, 26735, 42776, 53470, 85552, 106940, 133675, 213880, 267350, 427760, 534700, 1069400, 2138800]

約数ペア:

[(1, 2138800), (2, 1069400), (4, 534700), (5, 427760), (8, 267350), (10, 213880), (16, 133675), (20, 106940), (25, 85552), (40, 53470), (50, 42776), (80, 26735), (100, 21388), (200, 10694), (400, 5347)]