2439808

素因数分解:

$2^7\times 7^2\times {\mathrm{389}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 5668650

約数和(自身を除く): 3228842

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 389, 392, 448, 778, 784, 896, 1556, 1568, 2723, 3112, 3136, 5446, 6224, 6272, 10892, 12448, 19061, 21784, 24896, 38122, 43568, 49792, 76244, 87136, 152488, 174272, 304976, 348544, 609952, 1219904, 2439808]

約数ペア:

[(1, 2439808), (2, 1219904), (4, 609952), (7, 348544), (8, 304976), (14, 174272), (16, 152488), (28, 87136), (32, 76244), (49, 49792), (56, 43568), (64, 38122), (98, 24896), (112, 21784), (128, 19061), (196, 12448), (224, 10892), (389, 6272), (392, 6224), (448, 5446), (778, 3136), (784, 3112), (896, 2723), (1556, 1568)]