748840

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 1711080

約数和(自身を除く): 962240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 193, 194, 386, 388, 485, 772, 776, 965, 970, 1544, 1930, 1940, 3860, 3880, 7720, 18721, 37442, 74884, 93605, 149768, 187210, 374420, 748840]

約数ペア:

[(1, 748840), (2, 374420), (4, 187210), (5, 149768), (8, 93605), (10, 74884), (20, 37442), (40, 18721), (97, 7720), (193, 3880), (194, 3860), (386, 1940), (388, 1930), (485, 1544), (772, 970), (776, 965)]