53971720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{122663}}^1$

素因数の和:122685

約数の個数: 32

約数和(自身を含む): 132477120

約数和(自身を除く): 78505400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 122663, 245326, 490652, 613315, 981304, 1226630, 1349293, 2453260, 2698586, 4906520, 5397172, 6746465, 10794344, 13492930, 26985860, 53971720]

約数ペア:

[(1, 53971720), (2, 26985860), (4, 13492930), (5, 10794344), (8, 6746465), (10, 5397172), (11, 4906520), (20, 2698586), (22, 2453260), (40, 1349293), (44, 1226630), (55, 981304), (88, 613315), (110, 490652), (220, 245326), (440, 122663)]