8739040

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 20826288

約数和(自身を除く): 12087248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 283, 386, 566, 772, 965, 1132, 1415, 1544, 1930, 2264, 2830, 3088, 3860, 4528, 5660, 6176, 7720, 9056, 11320, 15440, 22640, 30880, 45280, 54619, 109238, 218476, 273095, 436952, 546190, 873904, 1092380, 1747808, 2184760, 4369520, 8739040]

約数ペア:

[(1, 8739040), (2, 4369520), (4, 2184760), (5, 1747808), (8, 1092380), (10, 873904), (16, 546190), (20, 436952), (32, 273095), (40, 218476), (80, 109238), (160, 54619), (193, 45280), (283, 30880), (386, 22640), (566, 15440), (772, 11320), (965, 9056), (1132, 7720), (1415, 6176), (1544, 5660), (1930, 4528), (2264, 3860), (2830, 3088)]