17618346520

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{641}}^1\times {\mathrm{2039}}^1$

素因数の和:3028

約数の個数: 64

約数和(自身を含む): 39840465600

約数和(自身を除く): 22222119080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 641, 674, 1282, 1348, 1685, 2039, 2564, 2696, 3205, 3370, 4078, 5128, 6410, 6740, 8156, 10195, 12820, 13480, 16312, 20390, 25640, 40780, 81560, 216017, 432034, 687143, 864068, 1080085, 1306999, 1374286, 1728136, 2160170, 2613998, 2748572, 3435715, 4320340, 5227996, 5497144, 6534995, 6871430, 8640680, 10455992, 13069990, 13742860, 26139980, 27485720, 52279960, 440458663, 880917326, 1761834652, 2202293315, 3523669304, 4404586630, 8809173260, 17618346520]

約数ペア:

[(1, 17618346520), (2, 8809173260), (4, 4404586630), (5, 3523669304), (8, 2202293315), (10, 1761834652), (20, 880917326), (40, 440458663), (337, 52279960), (641, 27485720), (674, 26139980), (1282, 13742860), (1348, 13069990), (1685, 10455992), (2039, 8640680), (2564, 6871430), (2696, 6534995), (3205, 5497144), (3370, 5227996), (4078, 4320340), (5128, 3435715), (6410, 2748572), (6740, 2613998), (8156, 2160170), (10195, 1728136), (12820, 1374286), (13480, 1306999), (16312, 1080085), (20390, 864068), (25640, 687143), (40780, 432034), (81560, 216017)]