18055040

素因数分解:

$2^7\times 5^1\times {\mathrm{28211}}^1$

素因数の和:28230

約数の個数: 32

約数和(自身を含む): 43164360

約数和(自身を除く): 25109320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 28211, 56422, 112844, 141055, 225688, 282110, 451376, 564220, 902752, 1128440, 1805504, 2256880, 3611008, 4513760, 9027520, 18055040]

約数ペア:

[(1, 18055040), (2, 9027520), (4, 4513760), (5, 3611008), (8, 2256880), (10, 1805504), (16, 1128440), (20, 902752), (32, 564220), (40, 451376), (64, 282110), (80, 225688), (128, 141055), (160, 112844), (320, 56422), (640, 28211)]