26734040

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1033}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 60302880

約数和(自身を除く): 33568840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1033, 1294, 2066, 2588, 3235, 4132, 5165, 5176, 6470, 8264, 10330, 12940, 20660, 25880, 41320, 668351, 1336702, 2673404, 3341755, 5346808, 6683510, 13367020, 26734040]

約数ペア:

[(1, 26734040), (2, 13367020), (4, 6683510), (5, 5346808), (8, 3341755), (10, 2673404), (20, 1336702), (40, 668351), (647, 41320), (1033, 25880), (1294, 20660), (2066, 12940), (2588, 10330), (3235, 8264), (4132, 6470), (5165, 5176)]