18981200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{6779}}^1$

素因数の和:6804

約数の個数: 60

約数和(自身を含む): 52124640

約数和(自身を除く): 33143440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 6779, 13558, 27116, 33895, 47453, 54232, 67790, 94906, 108464, 135580, 169475, 189812, 237265, 271160, 338950, 379624, 474530, 542320, 677900, 759248, 949060, 1186325, 1355800, 1898120, 2372650, 2711600, 3796240, 4745300, 9490600, 18981200]

約数ペア:

[(1, 18981200), (2, 9490600), (4, 4745300), (5, 3796240), (7, 2711600), (8, 2372650), (10, 1898120), (14, 1355800), (16, 1186325), (20, 949060), (25, 759248), (28, 677900), (35, 542320), (40, 474530), (50, 379624), (56, 338950), (70, 271160), (80, 237265), (100, 189812), (112, 169475), (140, 135580), (175, 108464), (200, 94906), (280, 67790), (350, 54232), (400, 47453), (560, 33895), (700, 27116), (1400, 13558), (2800, 6779)]