11886820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 27651456

約数和(自身を除く): 15764636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 761, 781, 1420, 1522, 1562, 3044, 3124, 3805, 3905, 7610, 7810, 8371, 15220, 15620, 16742, 33484, 41855, 54031, 83710, 108062, 167420, 216124, 270155, 540310, 594341, 1080620, 1188682, 2377364, 2971705, 5943410, 11886820]

約数ペア:

[(1, 11886820), (2, 5943410), (4, 2971705), (5, 2377364), (10, 1188682), (11, 1080620), (20, 594341), (22, 540310), (44, 270155), (55, 216124), (71, 167420), (110, 108062), (142, 83710), (220, 54031), (284, 41855), (355, 33484), (710, 16742), (761, 15620), (781, 15220), (1420, 8371), (1522, 7810), (1562, 7610), (3044, 3905), (3124, 3805)]