27467720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 71089920

約数和(自身を除く): 43622200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 373, 526, 746, 1052, 1315, 1492, 1841, 1865, 2104, 2611, 2630, 2984, 3682, 3730, 5222, 5260, 7364, 7460, 9205, 10444, 10520, 13055, 14728, 14920, 18410, 20888, 26110, 36820, 52220, 73640, 98099, 104440, 196198, 392396, 490495, 686693, 784792, 980990, 1373386, 1961980, 2746772, 3433465, 3923960, 5493544, 6866930, 13733860, 27467720]

約数ペア:

[(1, 27467720), (2, 13733860), (4, 6866930), (5, 5493544), (7, 3923960), (8, 3433465), (10, 2746772), (14, 1961980), (20, 1373386), (28, 980990), (35, 784792), (40, 686693), (56, 490495), (70, 392396), (140, 196198), (263, 104440), (280, 98099), (373, 73640), (526, 52220), (746, 36820), (1052, 26110), (1315, 20888), (1492, 18410), (1841, 14920), (1865, 14728), (2104, 13055), (2611, 10520), (2630, 10444), (2984, 9205), (3682, 7460), (3730, 7364), (5222, 5260)]