9158140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 20579328

約数和(自身を除く): 11421188

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 463, 860, 926, 989, 1852, 1978, 2315, 3956, 4630, 4945, 9260, 9890, 10649, 19780, 19909, 21298, 39818, 42596, 53245, 79636, 99545, 106490, 199090, 212980, 398180, 457907, 915814, 1831628, 2289535, 4579070, 9158140]

約数ペア:

[(1, 9158140), (2, 4579070), (4, 2289535), (5, 1831628), (10, 915814), (20, 457907), (23, 398180), (43, 212980), (46, 199090), (86, 106490), (92, 99545), (115, 79636), (172, 53245), (215, 42596), (230, 39818), (430, 21298), (460, 19909), (463, 19780), (860, 10649), (926, 9890), (989, 9260), (1852, 4945), (1978, 4630), (2315, 3956)]