8897920

素因数分解:

$2^7\times 5^1\times {\mathrm{13903}}^1$

素因数の和:13922

約数の個数: 32

約数和(自身を含む): 21273120

約数和(自身を除く): 12375200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 13903, 27806, 55612, 69515, 111224, 139030, 222448, 278060, 444896, 556120, 889792, 1112240, 1779584, 2224480, 4448960, 8897920]

約数ペア:

[(1, 8897920), (2, 4448960), (4, 2224480), (5, 1779584), (8, 1112240), (10, 889792), (16, 556120), (20, 444896), (32, 278060), (40, 222448), (64, 139030), (80, 111224), (128, 69515), (160, 55612), (320, 27806), (640, 13903)]