260804560

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{7529}}^1$

素因数の和:7975

約数の個数: 40

約数和(自身を含む): 607851720

約数和(自身を除く): 347047160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1732, 2165, 3464, 4330, 6928, 7529, 8660, 15058, 17320, 30116, 34640, 37645, 60232, 75290, 120464, 150580, 301160, 602320, 3260057, 6520114, 13040228, 16300285, 26080456, 32600570, 52160912, 65201140, 130402280, 260804560]

約数ペア:

[(1, 260804560), (2, 130402280), (4, 65201140), (5, 52160912), (8, 32600570), (10, 26080456), (16, 16300285), (20, 13040228), (40, 6520114), (80, 3260057), (433, 602320), (866, 301160), (1732, 150580), (2165, 120464), (3464, 75290), (4330, 60232), (6928, 37645), (7529, 34640), (8660, 30116), (15058, 17320)]