26623580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18749}}^1$

素因数の和:18829

約数の個数: 24

約数和(自身を含む): 56700000

約数和(自身を除く): 30076420

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 18749, 37498, 74996, 93745, 187490, 374980, 1331179, 2662358, 5324716, 6655895, 13311790, 26623580]

約数ペア:

[(1, 26623580), (2, 13311790), (4, 6655895), (5, 5324716), (10, 2662358), (20, 1331179), (71, 374980), (142, 187490), (284, 93745), (355, 74996), (710, 37498), (1420, 18749)]