18457040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1433}}^1$

素因数の和:1476

約数の個数: 80

約数和(自身を含む): 51211008

約数和(自身を除く): 32753968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1433, 1610, 1840, 2576, 2866, 3220, 5732, 6440, 7165, 10031, 11464, 12880, 14330, 20062, 22928, 28660, 32959, 40124, 50155, 57320, 65918, 80248, 100310, 114640, 131836, 160496, 164795, 200620, 230713, 263672, 329590, 401240, 461426, 527344, 659180, 802480, 922852, 1153565, 1318360, 1845704, 2307130, 2636720, 3691408, 4614260, 9228520, 18457040]

約数ペア:

[(1, 18457040), (2, 9228520), (4, 4614260), (5, 3691408), (7, 2636720), (8, 2307130), (10, 1845704), (14, 1318360), (16, 1153565), (20, 922852), (23, 802480), (28, 659180), (35, 527344), (40, 461426), (46, 401240), (56, 329590), (70, 263672), (80, 230713), (92, 200620), (112, 164795), (115, 160496), (140, 131836), (161, 114640), (184, 100310), (230, 80248), (280, 65918), (322, 57320), (368, 50155), (460, 40124), (560, 32959), (644, 28660), (805, 22928), (920, 20062), (1288, 14330), (1433, 12880), (1610, 11464), (1840, 10031), (2576, 7165), (2866, 6440), (3220, 5732)]