12676240

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{821}}^1$

素因数の和:1027

約数の個数: 40

約数和(自身を含む): 29661048

約数和(自身を除く): 16984808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 821, 965, 1544, 1642, 1930, 3088, 3284, 3860, 4105, 6568, 7720, 8210, 13136, 15440, 16420, 32840, 65680, 158453, 316906, 633812, 792265, 1267624, 1584530, 2535248, 3169060, 6338120, 12676240]

約数ペア:

[(1, 12676240), (2, 6338120), (4, 3169060), (5, 2535248), (8, 1584530), (10, 1267624), (16, 792265), (20, 633812), (40, 316906), (80, 158453), (193, 65680), (386, 32840), (772, 16420), (821, 15440), (965, 13136), (1544, 8210), (1642, 7720), (1930, 6568), (3088, 4105), (3284, 3860)]