2679460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19139}}^1$

素因数の和:19155

約数の個数: 24

約数和(自身を含む): 6431040

約数和(自身を除く): 3751580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19139, 38278, 76556, 95695, 133973, 191390, 267946, 382780, 535892, 669865, 1339730, 2679460]

約数ペア:

[(1, 2679460), (2, 1339730), (4, 669865), (5, 535892), (7, 382780), (10, 267946), (14, 191390), (20, 133973), (28, 95695), (35, 76556), (70, 38278), (140, 19139)]