28254800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{10091}}^1$

素因数の和:10116

約数の個数: 60

約数和(自身を含む): 77587296

約数和(自身を除く): 49332496

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, 10091, 20182, 40364, 50455, 70637, 80728, 100910, 141274, 161456, 201820, 252275, 282548, 353185, 403640, 504550, 565096, 706370, 807280, 1009100, 1130192, 1412740, 1765925, 2018200, 2825480, 3531850, 4036400, 5650960, 7063700, 14127400, 28254800]

約数ペア:

[(1, 28254800), (2, 14127400), (4, 7063700), (5, 5650960), (7, 4036400), (8, 3531850), (10, 2825480), (14, 2018200), (16, 1765925), (20, 1412740), (25, 1130192), (28, 1009100), (35, 807280), (40, 706370), (50, 565096), (56, 504550), (70, 403640), (80, 353185), (100, 282548), (112, 252275), (140, 201820), (175, 161456), (200, 141274), (280, 100910), (350, 80728), (400, 70637), (560, 50455), (700, 40364), (1400, 20182), (2800, 10091)]