12457390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{421}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 24611040

約数和(自身を除く): 12153650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 269, 421, 538, 842, 1345, 2105, 2690, 2959, 4210, 4631, 5918, 9262, 14795, 23155, 29590, 46310, 113249, 226498, 566245, 1132490, 1245739, 2491478, 6228695, 12457390]

約数ペア:

[(1, 12457390), (2, 6228695), (5, 2491478), (10, 1245739), (11, 1132490), (22, 566245), (55, 226498), (110, 113249), (269, 46310), (421, 29590), (538, 23155), (842, 14795), (1345, 9262), (2105, 5918), (2690, 4631), (2959, 4210)]