11457040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 31248000

約数和(自身を除く): 19790960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 499, 560, 574, 656, 820, 998, 1148, 1435, 1640, 1996, 2296, 2495, 2870, 3280, 3493, 3992, 4592, 4990, 5740, 6986, 7984, 9980, 11480, 13972, 17465, 19960, 20459, 22960, 27944, 34930, 39920, 40918, 55888, 69860, 81836, 102295, 139720, 143213, 163672, 204590, 279440, 286426, 327344, 409180, 572852, 716065, 818360, 1145704, 1432130, 1636720, 2291408, 2864260, 5728520, 11457040]

約数ペア:

[(1, 11457040), (2, 5728520), (4, 2864260), (5, 2291408), (7, 1636720), (8, 1432130), (10, 1145704), (14, 818360), (16, 716065), (20, 572852), (28, 409180), (35, 327344), (40, 286426), (41, 279440), (56, 204590), (70, 163672), (80, 143213), (82, 139720), (112, 102295), (140, 81836), (164, 69860), (205, 55888), (280, 40918), (287, 39920), (328, 34930), (410, 27944), (499, 22960), (560, 20459), (574, 19960), (656, 17465), (820, 13972), (998, 11480), (1148, 9980), (1435, 7984), (1640, 6986), (1996, 5740), (2296, 4990), (2495, 4592), (2870, 3992), (3280, 3493)]