30891008

素因数分解:

$2^{10}\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 44

約数和(自身を含む): 62589072

約数和(自身を除く): 31698064

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 256, 311, 388, 512, 622, 776, 1024, 1244, 1552, 2488, 3104, 4976, 6208, 9952, 12416, 19904, 24832, 30167, 39808, 49664, 60334, 79616, 99328, 120668, 159232, 241336, 318464, 482672, 965344, 1930688, 3861376, 7722752, 15445504, 30891008]

約数ペア:

[(1, 30891008), (2, 15445504), (4, 7722752), (8, 3861376), (16, 1930688), (32, 965344), (64, 482672), (97, 318464), (128, 241336), (194, 159232), (256, 120668), (311, 99328), (388, 79616), (512, 60334), (622, 49664), (776, 39808), (1024, 30167), (1244, 24832), (1552, 19904), (2488, 12416), (3104, 9952), (4976, 6208)]