8332220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 19145280

約数和(自身を除く): 10813060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 439, 730, 878, 949, 1460, 1756, 1898, 2195, 3796, 4390, 4745, 5707, 8780, 9490, 11414, 18980, 22828, 28535, 32047, 57070, 64094, 114140, 128188, 160235, 320470, 416611, 640940, 833222, 1666444, 2083055, 4166110, 8332220]

約数ペア:

[(1, 8332220), (2, 4166110), (4, 2083055), (5, 1666444), (10, 833222), (13, 640940), (20, 416611), (26, 320470), (52, 160235), (65, 128188), (73, 114140), (130, 64094), (146, 57070), (260, 32047), (292, 28535), (365, 22828), (439, 18980), (730, 11414), (878, 9490), (949, 8780), (1460, 5707), (1756, 4745), (1898, 4390), (2195, 3796)]