1082800

素因数分解:

$2^4\times 5^2\times {\mathrm{2707}}^1$

素因数の和:2725

約数の個数: 30

約数和(自身を含む): 2602388

約数和(自身を除く): 1519588

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 2707, 5414, 10828, 13535, 21656, 27070, 43312, 54140, 67675, 108280, 135350, 216560, 270700, 541400, 1082800]

約数ペア:

[(1, 1082800), (2, 541400), (4, 270700), (5, 216560), (8, 135350), (10, 108280), (16, 67675), (20, 54140), (25, 43312), (40, 27070), (50, 21656), (80, 13535), (100, 10828), (200, 5414), (400, 2707)]