5273660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 12794880

約数和(自身を除く): 7521220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 271, 278, 542, 556, 695, 973, 1084, 1355, 1390, 1897, 1946, 2710, 2780, 3794, 3892, 4865, 5420, 7588, 9485, 9730, 18970, 19460, 37669, 37940, 75338, 150676, 188345, 263683, 376690, 527366, 753380, 1054732, 1318415, 2636830, 5273660]

約数ペア:

[(1, 5273660), (2, 2636830), (4, 1318415), (5, 1054732), (7, 753380), (10, 527366), (14, 376690), (20, 263683), (28, 188345), (35, 150676), (70, 75338), (139, 37940), (140, 37669), (271, 19460), (278, 18970), (542, 9730), (556, 9485), (695, 7588), (973, 5420), (1084, 4865), (1355, 3892), (1390, 3794), (1897, 2780), (1946, 2710)]