18003135680

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1197017}}^1$

素因数の和:1197081

約数の個数: 56

約数和(自身を含む): 43782130368

約数和(自身を除く): 25778994688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 7520, 15040, 1197017, 2394034, 4788068, 5985085, 9576136, 11970170, 19152272, 23940340, 38304544, 47880680, 56259799, 76609088, 95761360, 112519598, 191522720, 225039196, 281298995, 383045440, 450078392, 562597990, 900156784, 1125195980, 1800313568, 2250391960, 3600627136, 4500783920, 9001567840, 18003135680]

約数ペア:

[(1, 18003135680), (2, 9001567840), (4, 4500783920), (5, 3600627136), (8, 2250391960), (10, 1800313568), (16, 1125195980), (20, 900156784), (32, 562597990), (40, 450078392), (47, 383045440), (64, 281298995), (80, 225039196), (94, 191522720), (160, 112519598), (188, 95761360), (235, 76609088), (320, 56259799), (376, 47880680), (470, 38304544), (752, 23940340), (940, 19152272), (1504, 11970170), (1880, 9576136), (3008, 5985085), (3760, 4788068), (7520, 2394034), (15040, 1197017)]