26712580

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5197}}^1$

素因数の和:5463

約数の個数: 24

約数和(自身を含む): 56325528

約数和(自身を除く): 29612948

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 5197, 10394, 20788, 25985, 51970, 103940, 1335629, 2671258, 5342516, 6678145, 13356290, 26712580]

約数ペア:

[(1, 26712580), (2, 13356290), (4, 6678145), (5, 5342516), (10, 2671258), (20, 1335629), (257, 103940), (514, 51970), (1028, 25985), (1285, 20788), (2570, 10394), (5140, 5197)]