30885760

素因数分解:

$2^7\times 5^1\times {\mathrm{48259}}^1$

素因数の和:48278

約数の個数: 32

約数和(自身を含む): 73837800

約数和(自身を除く): 42952040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 48259, 96518, 193036, 241295, 386072, 482590, 772144, 965180, 1544288, 1930360, 3088576, 3860720, 6177152, 7721440, 15442880, 30885760]

約数ペア:

[(1, 30885760), (2, 15442880), (4, 7721440), (5, 6177152), (8, 3860720), (10, 3088576), (16, 1930360), (20, 1544288), (32, 965180), (40, 772144), (64, 482590), (80, 386072), (128, 241295), (160, 193036), (320, 96518), (640, 48259)]