26381390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3659}}^1$

素因数の和:3776

約数の個数: 32

約数和(自身を含む): 54812160

約数和(自身を除く): 28430770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 206, 515, 721, 1030, 1442, 3605, 3659, 7210, 7318, 18295, 25613, 36590, 51226, 128065, 256130, 376877, 753754, 1884385, 2638139, 3768770, 5276278, 13190695, 26381390]

約数ペア:

[(1, 26381390), (2, 13190695), (5, 5276278), (7, 3768770), (10, 2638139), (14, 1884385), (35, 753754), (70, 376877), (103, 256130), (206, 128065), (515, 51226), (721, 36590), (1030, 25613), (1442, 18295), (3605, 7318), (3659, 7210)]