1260416

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 2580600

約数和(自身を除く): 1320184

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 229, 344, 458, 688, 916, 1376, 1832, 2752, 3664, 5504, 7328, 9847, 14656, 19694, 29312, 39388, 78776, 157552, 315104, 630208, 1260416]

約数ペア:

[(1, 1260416), (2, 630208), (4, 315104), (8, 157552), (16, 78776), (32, 39388), (43, 29312), (64, 19694), (86, 14656), (128, 9847), (172, 7328), (229, 5504), (344, 3664), (458, 2752), (688, 1832), (916, 1376)]